14 Indian cardiologists, doctors, scientists get recognised in Stanford University 2026 list of World's top 2% scientists
New Delhi: This year, 14 renowned cardiologists, doctors, and scientists from various prestigious health and medical institutes across India have received recognition among the world's top 2% of scientists in the prestigious database curated by Professor John P.A. Ioannidis of Stanford University, in collaboration with the Elsevier Data Repository.
Being recognised in Stanford University's top 2% list of scientists acknowledges their pioneering research, clinical achievements, and consistent impact on the field.
The database of Stanford University for the year 2026 of top-cited scientists provides standardised information on citations, h-index, co-authorship-adjusted h-index, citations to papers in different authorship positions and a composite indicator (c-score). The selection is based on the top 100,000 scientists by c-score (with and without self-citations) or a 2% or above percentile rank in the sub-field.
Altogether, 14 Indian cardiologists, doctors and scientists have been featured in Stanford University's list for 2026. Their subfield of research is Cardiovascular System & Haematology. Below are their details:
(1) Sekar Kathiresan: Central University of Tamil Nadu
Sekar Kathiresan is an Associate Professor at the Department of Biotechnology, School of Life Sciences, Central University of Tamil Nadu. His research areas include plant genomics and metabo,regulation, and genetic engineering in crop plants.
As per the list, he holds a rank of 8,187 in the list based on the composite score excluding self-citations, and 8630 when all citations are included. By the end of 2025, his h-index, excluding self-citations, stands at 45, with altogether 9947 citations for 2025 (excluding self-citations). His main field of research is Clinical Medicine,; Subfield1 is Cardiovascular Systems and Haematology, and Subfield 2 is Developmental Biology.
(2) Dr. Dorairaj Prabhakaran:
Professor D. Prabhakaran, who is a cardiologist and epidemiologist by training, is also an internationally renowned researcher and is the Executive Director of the Centre for Chronic Disease Control, New Delhi, a Distinguished Professor of the Public Health Foundation of India, and a Professor (Epidemiology) at the London School of Hygiene and Tropical Medicine, UK.
He heads the NIHR Centre for Global Health at the Public Health Foundation of India. These centres conduct cutting-edge research to prevent chronic diseases in India and the developing world. Dr Prabhakaran has now received recognition as one of the top 2% scientists across the world, as per Stanford University's list of 2026.
As per the list, Dr Prabhakaran holds a rank of 16,417 in the list based on the composite score excluding self-citations, and 16,031 when all citations are included. By the end of 2025, his h-index, excluding self-citations, stands at 41, with altogether 11,110 citations for 2025 (excluding self-citations). His main field of research is Clinical Medicine; Subfield 1 is Cardiovascular Systems and Haematology, and Subfield 2 is General and Internal Medicine.
In the 2024 list, Dr Prabhakaran held a rank of 16,180 in the list based on the composite score excluding self-citations, and 16,517 when all citations are included. By the end of 2023, his h-index, excluding self-citations, stood at 37, with altogether 10,955 citations for 2023 (excluding self-citations).
His work spans from mechanistic research to understanding the causes of increased propensity for cardiovascular diseases (CVD) among Indians to developing solutions for CVD through translational research and human resource development.
Prof. Prabhakaran is a Fellow of the Royal College of Physicians, UK, a Fellow of the National Academy of Sciences, India, a Fellow of the Indian National Science Academy and an Adjunct Professor at Emory University. He is a member of the Executive Council of the International Society of Hypertension (ISH) and the International Society of CVD Epidemiology and Prevention (ISCEP). He has received funding from NHLBI, Wellcome Trust, the European Commission and several other international and national funding bodies.
He has mentored over 50 post-doctoral and doctoral students so far. He has authored several chapters and over 700 scholarly papers with an H index of 115. He was listed as the top researcher in Medicine in India in terms of publications for 2009-2014 by Scopus and the Department of Science & Technology, Government of India.
He is the lead editor of the Cardiovascular Disease Volume of the latest Disease Control Priorities Project. He is the lead editor of Tandon’s textbook of Cardiology, a comprehensive book on Cardiology for Indian Cardiologists and Fellows. Recognising his work in Chronic Diseases and Global Health, he was conferred an Honorary Doctor of Science degree from Glasgow University.
(3) Dr. Alok Srivastava -St. John's National Academy of Health Sciences:
Dr Alok Srivastava is an internationally recognised haematologist with over three decades of leadership in bleeding disorders, stem cell transplantation, and gene therapy. He received his medical training at Christian Medical College, Vellore, and advanced specialisation in Australia.
At St. John’s, he leads both clinical services and research programs, with a strong focus on haemophilia, bone marrow failure syndromes, and cellular therapies. He has authored hundreds of peer‑reviewed publications in leading journals such as The Lancet, New England Journal of Medicine, Blood, and Haemophilia, and holds multiple patents in gene and cell therapy.
Dr Srivastava has served in global leadership roles with the World Federation of Haemophilia, the International Society on Thrombosis and Haemostasis, and Asia‑Pacific Blood and Marrow Transplantation Group. His contributions have been recognised with prestigious awards including the Inga Marie Nilsson Award (WFH, 2012) and the Esteemed Career Award (ISTH, 2024).
As per Stanford University's list for 2026, Dr Alok Srivastava has also been recognised as one of the top 2% of scientists across the world. According to the list, Dr Srivastava holds a rank of 42,758 in the list based on the composite score excluding self-citations, and 39,435 when all citations are included. By the end of 2025, his h-index, excluding self-citations, stands at 11, with altogether 1022 citations for the year 2025 (excluding self-citations). His main field of research is Clinical Medicine; Subfield1 is Cardiovascular Systems and Haematology, nd Subfield 2 is Immunology.
In 2024, Dr Srivastava ranked 123,118 on the list based on the composite score excluding self-citations, and 119,421 when all citations are included. By the end of 2023, his h-index, excluding self-citations, stands at 10, with altogether 678 citations for the year 2023 (excluding self-citations).
(4) Dipak Kumar Das- Haldia Institute of Technology:
Dr Dipak Kumar Das obtained his PhD from the Indian Institute of Technology (IIT) Kanpur in the field of ultrafast laser spectroscopy. He served as an Assistant Professor at GLA University from 2019 to 2024, actively engaging in teaching, research, and academic development. Currently, DDrDas is working as an Assistant Professor at Haldia Institute of Technology, where he continues his academic and research. work
As per Stanford University's list of 2026, Dr Das has been recognised as one of the top 2% of scientists across the world. According to the list, Dr. Das holds a rank of 46,660 in the list based on the composite score excluding self-citations, and 53,863 when all citations are included. By the end of 2025, his h-index, excluding self-citations, stands at 10, with altogether 683 citations for the year 2023 (excluding self-citations). His main field of research is Clinical Medicine; Sub Field 1 is Cardiovascular Systems and Hematology and Sub Field 2 is Biochemistry and Molecular Biology.
(5) Dr. Ganesan Karthikeyan- AIIMS Delhi:
Dr. Ganesan Karthikeyan pursued his MBBS from the Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER) in 1993. Thereafter, he pursued an MD in General Internal Medicine in 1997 from JIPMER. He also pursued DM Cardiology from the All India Institute of Medical Sciences (AIIMS). He worked at the Department of Cardiology of AIIMS for more than 22 years. As per the institute's website, Prof. Karthikeyan is currently on deputation to Translational Health Science and Technology Institute, Faridabad.
Dr. Karthikeyan has been recognised as one of the top 2% scientists across the world, as per Stanford University's list of 2026. He holds a rank of 46816 in the list based on the composite score excluding self-citations, and 48236 when all citations were included. By the end of 2025, his h-index, excluding self-citations, stands at 19, with altogether 5404 citations for 2024 (excluding self-citations). His main field of research is Clinical Medicine, Sub Field 1 is Cardiovascular Systems and Hematology and Sub Field 2 is General and Internal Medicine.
In 2025, he ranked 77950 on the list based on the composite score excluding self-citations, and 78597 when all citations were included. By the end of 2024, his h-index, excluding self-citations, stood at 14, with a total of 5,380 citations for 2024 (excluding self-citations).
(6) Dr. Anita Saxena-Fortis Escorts Heart Institute & Research Centre:
Dr. Anita Saxena, MD, DM (Cardiology), FACC is a Cardiologist of International repute. She previously held the positions of Vice-Chancellor of Pt. B. D. Sharma University of Health Sciences and Research at Rohtak and Dean of Academics, Chief Cardiothoracic Centre and Head of the Cardiology Department at the prestigious All India Institute of Medical Sciences, New Delhi. She has over 36 years of professional experience in clinical work, research, and teaching.
Dr Saxena has worked extensively in the subspecialty of Pediatric Cardiology and is an authority on congenital and rheumatic heart diseases. She has led a number of projects for advancing the care of children with heart diseases and has been instrumental in starting a dedicated structured training program, DM in Pediatric Cardiology, at the All India Institute of Medical Sciences, New Delhi.
She has over 330 papers published in reputed national and international journals, with a total citation index of over 6700. In addition, she has completed a number of large community-based projects related to public health. She has been teaching DM Cardiology students for more than 36 years and more than 40 doctoral students have completed research projects under her guidance. She has formulated and published national guidelines for the management of congenital heart disease in India.
Dr. Saxena has received recognition as one of the top 2% scientists across the world, as per Stanford University's list of 2026. As per the list, Dr. Saxena holds a rank of 76882 in the list based on the composite score excluding self-citations, and 77806 when all citations are included. By the end of 2025, Dr. Saxena's h-index, excluding self-citations, stands at 10, with altogether 703 citations for 2025 (excluding self-citations). Her main field of research is Clinical Medicine, Sub Field 1 is Cardiovascular Systems and Hematology and Sub Field 2 is Respiratory System.
In Stanford University's 2025 list, she held a rank of 97925 in the list based on the composite score excluding self-citations, and 101624 when all citations are included. By the end of 2024, Dr. Saxena's h-index, excluding self-citations, stood at 9, with altogether 550 citations for 2024 (excluding self-citations).
Dr. Saxena has been frequently invited as an expert group member by the Ministry of Health and Family Welfare, Government of India, Indian Council of Medical Research and other national bodies for formulation of policies and guidelines related to the specialty of cardiology. She is a member of several International Advisory Boards related to Rheumatic heart disease and community health, including Task Force on "Rheumatic Heart Disease" by World Heart Federation. Dr Saxena has also served at Wessex Health Sciences Centre in United Kingdom and has been a Visiting Professor of Pediatric Cardiology, Children’s Hospital, University of Manitoba, Canada from 2001-2010. Dr Saxena has served as President of Asia Pacific Pediatric Cardiac Society, Pediatric Cardiac Society of India, and is a member of several other national and international societies, including National Academy of Medical Sciences and a fellow of American College of Cardiology.
(7) Dr. R. Krishna Kumar- Amrita Institute of Medical Sciences-
Dr. Raman Krishna Kumar is a distinguished pediatric cardiologist, and he serves as the Clinical Professor and Head of the Department of Pediatric Cardiology at Amrita Hospital in Kochi. He pursued his MBBS from Maulana Azad Medical College and MD from Primary Specialty Board in Internal Medicine, All India Institute of Medical Sciences, New Delhi.
Thereafter, he pursued DM Cardiology from AIIMS, New Delhi. He was also an International Fellow of the American Heart Association (FAHA) conferred by the Council on Lifelong Congenital Heart Disease and Heart Health in the Young. Dr. Kumar was also an Honorary Fellow of Sri Lankan College of Cardiology.
Since 1998, he has played a pivotal role in establishing and leading the pediatric heart program at Amrita Hospital, Kochi elevating its status through exceptional clinical services, research endeavors, and training programs.
Dr. Kumar has been recognised as one of the top 2% scientists across the world, as per Stanford University's list of 2026. As per the list, Dr. Kumar holds a rank of 83896 in the list based on the composite score excluding self-citations, and 69006 when all citations are included. By the end of 2025, Dr. Kumar's h-index, excluding self-citations, stands at 14, with altogether 1861 citations for 2024 (excluding self-citations). His main field of research is Clinical Medicine, Sub Field 1 is Cardiovascular Systems and Hematology and Sub Field 2 is Pediatrics.
In 2024 list of Stanford University Dr. Kumar held a rank of 79617 in the list based on the composite score excluding self-citations, and 61826 when all citations are included. By the end of 2024, Dr. Kumar's h-index, excluding self-citations, stands at 13, with altogether 2348 citations for 2024 (excluding self-citations).
Dr. Kumar's clinical focus spans echocardiography, catheter interventions, and intensive care, catering to the diverse needs of his patients. With over 250 publications and a commitment to advancing pediatric cardiac care, Dr. Krishna Kumar's legacy continues to impact the lives of young patients globally, shaping the future of pediatric cardiology.
(8) Dr Sivadasanpillai Harikrishnan --Sree Chitra Tirunal Institute for Medical Sciences and Technology:
Dr. Sivadasanpillai Harikrishnan has been recognised as one of the 2% scientists across the world, as per Stanford University's list of 2026. As per the list, Dr. Harikrishnan holds a rank of 118407 in the list based on the composite score excluding self-citations, and 112756 when all citations are included. By the end of 2025, Dr. Harikrishnan's h-index, excluding self-citations, stands at 19, with altogether 6359 citations for 2025 (excluding self-citations).
In 2025 list of Stanford University, Dr. Harikrishnan held a rank of 126169 in the list based on the composite score excluding self-citations, and 109892 when all citations are included. By the end of 2024, Dr. Harikrishnan's h-index, excluding self-citations, stood at 21, with altogether 6729 citations for 2024 (excluding self-citations). His main field of research is Clinical Medicine, Sub Field 1 is Cardiovascular Systems and Hematology and Sub Field 2 is General and Internal Medicine.
Dr. Harikrishnan pursued his MBBS from the Medical College in Trivandrum in 1991. Thereafter, he pursued MD in General Medicine from the University of Calicut and DM Cardiology from Sree Chitra Tirunal Institute for Medical Sciences and Technology (SCTIMST), Trivandrum.
He also holds a DNB Cardiology Degree from the National Board and Commonwealth Fellowship in Coronary Interventions from Leeds University, U.K. He also attended the Public Health Leadership and Implementation Academy Programme from Emory University, Atlanta, USA in 2014-2015. He has been the Head of the Cardiology Department at SCTIMST since 2023.
Dr. Harikrishnan received the MS Valiathan award for the "Outstanding Research Investigator Award" by SCTIMST in 2022 and Amrut Mody Unichem Prize in 2018 from the Indian Council of Medical Research (ICMR) for excellence in research in the field of cardiology, Heart Failure. Further, he received Society for Heart Failure and Transplantation (SHFT) Excellence in Publication Award in 2018 and "Challenging Case - OCT" award in the Advanced Cardiovascular Therapeutics, Chennai, 2015. Dr. Harikrishnan also won the best case award in the National Interventional Council meet of Cardiological Society of India, Hyderabad, April 26, 2009.
(9) Dr. Manish Bansal- Medanta The Medicity:
Dr Manish Bansal is currently Senior Director in Clinical & Preventive Cardiology at Medanta- The Medicity, Gurgaon, India. He pursued his MBBS from Maulana Azad Medical College, MD in Medicine from AIIMS Delhi, DNB Cardiology from Escort Heart Institute & Research Centre, and thereafter Fellowship in Cardiac Imaging from the Department of Cardiology, University of Queensland, Brisbane, Australia.
Trained at the premier medical institutes in India and abroad, including the All India Institute of Medical Sciences and the Princess Alexandra Hospital, Brisbane, Australia, Dr Manish Bansal has had an illustrious academic career with several Gold-medals (Pathology, Pediatrics, Cardiology) and recognitions (FACC, FASE, FISCU, Excellence in Cardiology awards, etc) to his credit. He has more than twenty years of experience in treating all forms of cardiac illnesses, including coronary artery disease, valve diseases, cardiomyopathies, etc.
Dr. Bansal has special expertise in the field of early detection, prevention and management of coronary artery disease, the leading cause of death in our country. He has extensively researched in this area and has contributed significantly to the knowledge-base on this subject. He is also a leading specialist in echocardiography, with particular interest in advanced echocardiographic techniques such as stress echocardiography, strain imaging, 3D echocardiography etc.
Apart from his clinical experience, Dr Bansal is an avid researcher with more than 250 publications in leading indexed national and international journals and books. He has previously been the Editor-in-chief of Indian Heart Journal and the Journal of Indian Academy of Echocardiography & Cardiovascular Imaging and has also been on the editorial board of several leading national and international journals such as JACC Imaging and Cardiovascular Ultrasound. He has also been a mentor to students undergoing training in Cardiology and Echocardiography at Medanta- The Medicity and is regularly invited as faculty in various national and international meetings.
Dr. Bansal has been recognised as one of the top 2% scientists across the world, as per Stanford University's list of 2025. As per the list, Dr. Bansal holds a rank of 164138 in the list based on the composite score excluding self-citations, and 177701 when all citations are included. By the end of 2024, Dr. Bansal h-index, excluding self-citations, stands at 10, with altogether 346 citations for 2025 (excluding self-citations). His main field of research is Clinical Medicine, Sub Field 1 is Cardiovascular Systems and Hematology and Sub Field 2 is General and Internal Medicine.
Last year, Dr. Bansal was recognised in Stanford University's 2025 list of top 2% scientists across the world; he held a rank of 103372 in the list based on the composite score excluding self-citations, and 94466 when all citations are included. By the end of 2024, Dr. Bansal h-index, excluding self-citations, stood at 9, with altogether 385 citations for 2024 (excluding self-citations).
(10) Dr. Prem S. Pais-St. John's National Academy Of Health Sciences:
Dr. Prem S. Pais is an Adjunct Professor of Medicine at the Division of Clinical Research and Training at St. John's Research Institute. He has been recognised as one of the top 2% scientists across the world, as per Stanford University's list of 2026.
As per the list, Dr. Pais holds a rank of 202576 in the list based on the composite score excluding self-citations, and 211200 when all citations are included. By the end of 2025, Dr. Pais's h-index, excluding self-citations, stands at 21, with a total of 4527 citations for 2025 (excluding self-citations). His main field of research is Clinical Medicine, Sub Field 1 is Cardiovascular Systems and Hematology and Sub Field 2 is General and Internal Medicine.
In 2025 also Dr Pais had been recognised as one of the top 2% scientists across the world, as per Stanford University's list of 2025. He held a rank of 204345 in the list based on the composite score excluding self-citations, and 221730 when all citations are included. By the end of 2024, Dr. Pais's h-index, excluding self-citations, stood at 23, with a total of 4583 citations for 2024 (excluding self-citations).
Dr. Pais studied Medicine from St. Johns Medical College, Bangalore University, back in 1969, and later pursued MD Medicine from Maulana Azad Medical College, Delhi University. Back in 1986, he joined as an Associate Professor of Medicine at St. John's Medical College and Hospital, where he soon became the In-charge of Medical Intensive Care Unit.
In the past, he also headed the Division of Clinical Research and Training at St. John's Research Institute and held the post of Dean of St. Johns Medical College. He was also appointed as a Medical Officer of the World Health Organisation.
(11) Narendra Nath Khanna- Indraprastha Apollo Hospitals:
Dr. Narendra Nath Khanna is a distinguished Cardiologist based in South Delhi, Delhi, with an extensive experience of 25 years in the field of cardiology. He holds an impressive array of qualifications including MD, DM, and several fellowships such as FRCP, FACC, FSCAI, FESC, FAPSIC, FCCP, FEISI, FICC, and FCSI, specializing in Cardiology, Interventional Cardiology, and Peripheral Vascular and EndoVascular Intervention. Dr. Khanna is a part of the Apollo Hospital network.
He has received numerous awards including prestigious Dr. Andreas Gruentzig Award, Mother Teresa Excellence Award, and Rajeev Gandhi Excellence Award for his contributions to the field of cardiology.
Dr. Khanna has been recognised as one of the top 2% scientists across the world, as per Stanford University's list of 2026. As per the list, Dr. Khanna holds a rank of 212741 in the list based on the composite score excluding self-citations, and 171812 when all citations are included. By the end of 2025, Dr. Pais's h-index, excluding self-citations, stands at 13, with a total of 921 citations for 2025 (excluding self-citations). His main field of research is Clinical Medicine, Sub Field 1 is Cardiovascular Systems and Hematology and Sub Field 2 is Biomedical Engineering.
(12) Fatima, Kaneez- Indian Institute of Integrative Medicine, Srinagar:
Fatima Kaneez from Indian Institute of Integrative Medicine in Srinagar has been recognised as one of the top 2% scientists across the world, as per Stanford University's list of 2026. As per the list, she holds a rank of 216537 in the list based on the composite score excluding self-citations, and 205721 when all citations are included. By the end of 2025, Fatima Kaneez's h-index, excluding self-citations, stands at 10, with a total of 743 citations for 2025 (excluding self-citations). Her main field of research is Clinical Medicine, Sub Field 1 is Cardiovascular Systems and Hematology and Sub Field 2 is Medicinal and Biomolecular Chemistry.
(13) Dr. Ambuj Roy- AIIMS New Delhi:
Dr. Ambuj Roy is a renowned Professor of Cardiology and Head, Skill, E-Learning and Telemedicine Facility at the All India Institute of Medical Sciences (AIIMS), New Delhi, Dr. Ambuj Roy is a fellow of the American College of Cardiology, National Academy of Medical Sciences and Royal College of Physicians (Edinburgh). He is the past Convenor of the Heart Failure Council of the Cardiological Society of India.
Dr. Roy, a clinician-researcher with vast experience in managing cardiovascular disease patients in low-resource settings in the premier medical institute of India, has been recognised as one of the top 2% scientists across the world, as per Stanford University's list of 2026. As per the list, Dr. Roy holds a rank of 229689 in the list based on the composite score excluding self-citations, and 229507 when all citations are included. By the end of 2025, Dr. Roy's h-index, excluding self-citations, stands at 20, with altogether 4565 citations for 2025 (excluding self-citations). His main field of research is Clinical Medicine, Sub Field 1 is Cardiovascular Systems and Hematology and Sub Field 2 is General and Internal Medicine.
He was also recognised as one of the top 2% scientists across the world, as per Stanford University's list of 2025. In 2025, Dr. Roy held a rank of 123105 in the list based on the composite score excluding self-citations, and 133051 when all citations were included. By the end of 2024, Dr. Roy's h-index, excluding self-citations, was 27, with a total of 7,480 citations for 2024 (excluding self-citations).
Dr. Roy is a member of the Institute Body of Jawaharlal Institute of Postgraduate Medical Education and Research, Puducherry. He also serves on several advisory committees in the Ministry of Health and Family Welfare, Govt. of India and Task Force Committee of ICMR for Cardiovascular Research in India.
His research focuses on cardiovascular epidemiology, heart failure and translational research to improve CV risk factor management using technology including MHealth. He has many seminal research papers including the role of alcohol and influenza vaccine in cardiovascular disease prevention.
(14) Dr. Sivasubramanian Ramakrishnan- AIIMS Delhi:
Dr. Sivasubramanian Ramakrishnan is a Professor at the Cardiology Department of the All India Institute of Medical Sciences (AIIMS), New Delhi. He pursued his MBBS from Madurai Medical College and MD (Medicine) from King George Medical College, Lucknow. He joined the Cardiology Department of AIIMS as a Senior Resident in 2001. After completing his DM in 2004, he worked as a faculty member at the GB Pant hospital, New Delhi before rejoining AIIMS as Assistant Professor in October 2005.
He is actively involved in clinical research, patient care, and educational activities. Dr. Ramakrishnan has authored around 170 publications in indexed journals and his papers have been cited more than 3500 times. He has won numerous awards including D P Basu award, Nanda award, Sujoy B Roy award, Best poster awards in ACC, AEPC and APPCS, Young investigator award in PCSI, APPCS and Col Chopra award. He is involved in providing tertiary patient care services to a vast majority of population, with the quality of care comparable to any cardiac center in the world.
He has also organized several updates, national and international conferences and cardiology workshops. As a faculty member at AIIMS, he has been predominantly involved in Clinical Cardiology & interventional cardiology. Apart from his academic, clinical and research work he has attained a high degree of proficiency in interventions. He has performed a few innovative interventions and he is among the first to use alcohol ablation for RVOT obstruction. Dr Ramakrishnan is also awarded a Fellowship of the ACC (American College of Cardiology) and FSCAI.
Dr. Ramakrishnan has been recognised as one of the top 2% scientists across the world, as per Stanford University's list of 2026. As per the list, Dr. Ramakrishnan holds a rank of 276358 in the list based on the composite score excluding self-citations, and 178552 when all citations are included. By the end of 2025, Dr. Ramakrishnan's h-index, excluding self-citations, stands at 9, with a total of 509 citations for 2025 (excluding self-citations). His main field of research is Clinical Medicine, Sub Field 1 is Cardiovascular Systems and Hematology and Sub Field 2 is Respiratory System.
In Stanford University's list of 2025,. Ramakrishnan held a rank of 277267 in the list based on the composite score excluding self-citations, and 199305 when all citations were included. By the end of 2024, Dr. Ramakrishnan's h-index, excluding self-citations, stood at 7, with a total of 410 citations for 2024 (excluding self-citations).
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