Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Total Citation Counts Rankings
Ranking Based On Selection :1
Hepatobiliary and Pancreatic Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
77,402
50,567
0.653
* Total Citation Counts Rankings
Ranking Based On Selection :2
transplantation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,833
14,246
0.398
* Total Citation Counts Rankings
Ranking Based On Selection :3
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,033
10,434
0.372
* Total Citation Counts Rankings
Ranking Based On Selection :4
Professor of Surgery and Chair
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,125
4,734
0.214
* Total Citation Counts Rankings
Ranking Based On Selection :5
Transplantation
Surgery
Immunology
Health Care Policy
Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,140
7,672
0.363
* Total Citation Counts Rankings
Ranking Based On Selection :6
Transplantation
Surgery
Immunology
Liver cancer
Cholangiocarcinoma
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,568
4,543
0.312
* Total Citation Counts Rankings
Ranking Based On Selection :7
Colorectal Surgery
Enhanced Recovery After Surgery
Minimally Invasive Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,785
10,227
0.868
* Total Citation Counts Rankings
Ranking Based On Selection :8
Cardiac surgery
outcomes research
quality
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,462
7,217
0.690
* Total Citation Counts Rankings
Ranking Based On Selection :9
general surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,932
2,371
0.299
* Total Citation Counts Rankings
Ranking Based On Selection :10
Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,725
4,620
0.598
* Total Citation Counts Rankings
Ranking Based On Selection :11
surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,735
1,852
0.275
* Total Citation Counts Rankings
Ranking Based On Selection :12
tolerance
liver transplantation
living donor transplantation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,332
3,016
0.566
* Total Citation Counts Rankings
Ranking Based On Selection :13
lung injury and innate immunity
surfactant proteins
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,396
1,567
0.356
* Total Citation Counts Rankings
Ranking Based On Selection :14
Cardiovascular Biology
Heart Valves
Biomaterials
CT Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,387
2,308
0.526
* Total Citation Counts Rankings
Ranking Based On Selection :15
Cardiovascular Disease
Diabetes
Obesity
Bariatric surgery
STEM
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,308
1,035
0.313
* Total Citation Counts Rankings
Ranking Based On Selection :16
Hepatobiliary Surgery
Surgical Oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,110
1,473
0.474
* Total Citation Counts Rankings
Ranking Based On Selection :17
surgical oncology
immunology
microbiome
oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,056
2,990
0.978
* Total Citation Counts Rankings
Ranking Based On Selection :18
Trauma Surgery
Frailty
Traumatic Brain Injury
Telemedicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,810
1,844
0.656
* Total Citation Counts Rankings
Ranking Based On Selection :19
surgery
general surgery
colorectal surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,704
1,767
0.653
* Total Citation Counts Rankings
Ranking Based On Selection :20
vascular biology
vascular anomalies
translational research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,632
1,001
0.380
* Total Citation Counts Rankings
Ranking Based On Selection :21
Surgery
Healthcare Quality
Medical Decision-Making
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,950
1,242
0.637
* Total Citation Counts Rankings
Ranking Based On Selection :22
Surgical critical care/Trauma
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,934
1,318
0.681
* Total Citation Counts Rankings
Ranking Based On Selection :23
trauma
critical care
acute care surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,393
1,056
0.758
* Total Citation Counts Rankings
Ranking Based On Selection :24
Obesity
Gut Hormones and Bariatric Surgery
Neuroimaging
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,339
490
0.366
* Total Citation Counts Rankings
Ranking Based On Selection :25
Cancer immunology
Mycobiome
Microbiome
General Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,286
1,282
0.997
Christopher L Wolfgang
New York University
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
77,402
50,567
0.653
Hepatobiliary and Pancreatic Surgery
Robert Montgomery
New York University
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,833
14,246
0.398
Feza Remzi
New York University
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,033
10,434
0.372
Rainer W Gruessner
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,125
4,734
0.214
Professor of Surgery and Chair
Lloyd Ratner
Columbia University New York
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,140
7,672
0.363
Transplantation
Surgery
Immunology
Health Care Policy
Education
Tomoaki Kato
Columbia University New York
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,568
4,543
0.312
Transplantation
Surgery
Immunology
Liver cancer
Cholangiocarcinoma
Deborah S Keller
Columbia University New York
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,785
10,227
0.868
Colorectal Surgery
Enhanced Recovery After Surgery
Minimally Invasive Surgery
Paul Kurlansky
Columbia University New York
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,462
7,217
0.690
Cardiac surgery
outcomes research
quality
George Ferzli
New York University
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,932
2,371
0.299
Patrizio Petrone
New York University
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,725
4,620
0.598
John Allendorf
New York University
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,735
1,852
0.275
Adam Griesemer
Columbia University New York
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,332
3,016
0.566
tolerance
liver transplantation
living donor transplantation
Guirong Wang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,396
1,567
0.356
lung injury and innate immunity
surfactant proteins
Giovanni Ferrari
Columbia University New York
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,387
2,308
0.526
Cardiovascular Biology
Heart Valves
Biomaterials
CT Surgery
Louis Ragolia
New York University
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,308
1,035
0.313
Cardiovascular Disease
Diabetes
Obesity
Bariatric surgery
STEM
Camilo Correa-Gallego
New York University
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,110
1,473
0.474
Hepatobiliary Surgery
Surgical Oncology
Joshua Leinwand
Columbia University New York
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,056
2,990
0.978
surgical oncology
immunology
microbiome
oncology
Bardiya Zangbar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,810
1,844
0.656
Trauma Surgery
Frailty
Traumatic Brain Injury
Telemedicine
Patricio Bernardo Lynn
New York University
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,704
1,767
0.653
surgery
general surgery
colorectal surgery
June K Wu
Columbia University New York
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,632
1,001
0.380
vascular biology
vascular anomalies
translational research
Greg D Sacks
New York University
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,950
1,242
0.637
Surgery
Healthcare Quality
Medical Decision-Making
Zhobin Moghadamyeghaneh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,934
1,318
0.681
Surgical critical care/Trauma
Patricia Ayoung-Chee
New York University
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,393
1,056
0.758
trauma
critical care
acute care surgery
Charlisa Gibson
Columbia University New York
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,339
490
0.366
Obesity
Gut Hormones and Bariatric Surgery
Neuroimaging
Arman Alberto Sorin Shadaloey
New York University
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,286
1,282
0.997
Cancer immunology
Mycobiome
Microbiome
General Surgery