Total 2,384,773 scientists, country 221, and institutions 24,456 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
Gastroenterology
Medicine
Evidence Based Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
380
256
0.674
* Total i10 IndexRankings
Ranking Based On Selection: 2
Gastroenterology
Second interest
...
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
364
105
0.288
* Total i10 IndexRankings
Ranking Based On Selection: 3
gastroenterology
epidemiology
inflammatory bowel disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
314
280
0.892
* Total i10 IndexRankings
Ranking Based On Selection: 4
Gastroenterology
Intestinal diseases
Microbiome
Probiotics
Prebiotics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
287
127
0.443
* Total i10 IndexRankings
Ranking Based On Selection: 5
Gastroenterology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
267
116
0.434
* Total i10 IndexRankings
Ranking Based On Selection: 6
lymphocyte signalling gastroenterology immunology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
262
114
0.435
* Total i10 IndexRankings
Ranking Based On Selection: 7
Cirrhosis
portal hypertension
liver
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
257
208
0.809
* Total i10 IndexRankings
Ranking Based On Selection: 8
Gastroenterology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
256
101
0.395
* Total i10 IndexRankings
Ranking Based On Selection: 9
Hepatology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
227
63
0.278
* Total i10 IndexRankings
Ranking Based On Selection: 10
liver disease
gastroenterology
neuroscience
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
203
124
0.611
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* Total i10 IndexRankings
Ranking Based On Selection: 11
gastrointestinal motility
interstitial cells of Cajal
autonomic nervous system
gastroenterology
neurogastroenterology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
201
79
0.393
* Total i10 IndexRankings
Ranking Based On Selection: 12
Intestinal Inflammation
Clinical gastroenterology
inflammatory bowel disease
C. dif colitis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
184
117
0.636
* Total i10 IndexRankings
Ranking Based On Selection: 13
gastroenterology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
179
145
0.810
* Total i10 IndexRankings
Ranking Based On Selection: 14
gastroenteritis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
157
129
0.822
* Total i10 IndexRankings
Ranking Based On Selection: 15
gastroenterology
microbiota-gut brain axis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
132
107
0.811
* Total i10 IndexRankings
Ranking Based On Selection: 16
Hepatology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
120
114
0.950
* Total i10 IndexRankings
Ranking Based On Selection: 17
Intensive Care Medicine
Hepatology
Liver Transplantation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
115
101
0.878
* Total i10 IndexRankings
Ranking Based On Selection: 18
Intestinal failure
Intestine transplantation
liver transplantation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
98
70
0.714
* Total i10 IndexRankings
Ranking Based On Selection: 19
Gastroenterology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
90
63
0.700
* Total i10 IndexRankings
Ranking Based On Selection: 20
Hepatology
liver transplantation
hepatocellular carcinoma
medical education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
60
0.698
* Total i10 IndexRankings
Ranking Based On Selection: 21
Gastroenterology and Hepatology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
84
68
0.810
* Total i10 IndexRankings
Ranking Based On Selection: 22
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
76
53
0.697
* Total i10 IndexRankings
Ranking Based On Selection: 23
Hepatology & Liver Transplantation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
35
0.479
* Total i10 IndexRankings
Ranking Based On Selection: 24
Advanced Therapeutic Endoscopy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
63
52
0.825
* Total i10 IndexRankings
Ranking Based On Selection: 25
medicine
surgery
transplantation
gastroenterology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
5
0.082
Moayyedi Paul
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
380
256
0.674
Gastroenterology
Medicine
Evidence Based Medicine
Richard Hunt
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
364
105
0.288
Gastroenterology
Second interest
...
Gilaad G Kaplan
University of Calgary
Calgary, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
314
280
0.892
gastroenterology
epidemiology
inflammatory bowel disease
Philip M Sherman
Hospital for Sick Children
Toronto, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
287
127
0.443
Gastroenterology
Intestinal diseases
Microbiome
Probiotics
Prebiotics
Stephen M Collins
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
267
116
0.434
Dermot Kelleher
University of British Columbia
Vancouver, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
262
114
0.435
lymphocyte signalling gastroenterology immunology
Juan G Abraldes
University of Alberta
Edmonton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
257
208
0.809
Cirrhosis
portal hypertension
liver
David Armstrong
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
256
101
0.395
Gerald Minuk
University of Manitoba
Winnipeg, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
227
63
0.278
Mark Gordon Swain
University of Calgary
Calgary, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
203
124
0.611
liver disease
gastroenterology
neuroscience
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Jan D Huizinga
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
201
79
0.393
gastrointestinal motility
interstitial cells of Cajal
autonomic nervous system
gastroenterology
neurogastroenterology
Paul L Beck
University of Calgary
Calgary, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
184
117
0.636
Intestinal Inflammation
Clinical gastroenterology
inflammatory bowel disease
C. dif colitis
Elena F Verdu
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
179
145
0.810
Stephen B Freedman
University of Calgary
Calgary, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
157
129
0.822
Bercik Premysl
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
132
107
0.811
gastroenterology
microbiota-gut brain axis
Binita Kamath
Hospital for Sick Children
Toronto, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
120
114
0.950
Constantine Karvellas
University of Alberta
Edmonton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
115
101
0.878
Intensive Care Medicine
Hepatology
Liver Transplantation
Yaron Avitzur
Hospital for Sick Children
Toronto, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
98
70
0.714
Intestinal failure
Intestine transplantation
liver transplantation
Grigorios I Leontiadis
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
90
63
0.700
Kelly Burak
University of Calgary
Calgary, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
60
0.698
Hepatology
liver transplantation
hepatocellular carcinoma
medical education
Abdel Aziz Shaheen
University of Calgary
Calgary, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
84
68
0.810
Gastroenterology and Hepatology
Mohammad Bashashati
University of Calgary
Calgary, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
76
53
0.697
Kevork M Peltekian
Dalhousie University
Halifax, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
35
0.479
Hepatology & Liver Transplantation
Yen I Chen
McGill University
Montréal, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
63
52
0.825
Advanced Therapeutic Endoscopy
Francois Mosimann
Université de Sherbrooke
Sherbrooke, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
5
0.082
medicine
surgery
transplantation
gastroenterology