Productivity Rankings is an exclusive service provided by AD Scientific Index. This ranking system, derived from the i10 index, highlights the productivity of scientists in publishing impactful scientific articles. Productivity Rankings serves as a tool to identify highly productive scientists across specific areas, disciplines, universities, and countries, and supports the creation of effective incentives and academic policies. The global, regional, and institutional rankings of scientists in this table are calculated based on their total i10 index. Moreover, you can explore special rankings derived from Productivity Rankings, such as Scientists Last 6 Years' i10 Index, Universities Total i10 Index Rankings 2025, Universities Last 6 Years' i10 Index Rankings 2025, Art and Humanities i10 Productivity Rankings, and Social Sciences and Humanities i10 Productivity Rankings.
* Total i10 IndexRankings
Ranking Based On Selection :1
hepatobiliary surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
600
355
0.592
* Total i10 IndexRankings
Ranking Based On Selection :2
Gastroenterology
Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
488
344
0.705
* Total i10 IndexRankings
Ranking Based On Selection :3
virology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
481
347
0.721
* Total i10 IndexRankings
Ranking Based On Selection :4
Pathology
Cancer Biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
414
301
0.727
* Total i10 IndexRankings
Ranking Based On Selection :5
Ophthalmology
Visual Sciences
Molecular Genetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
409
282
0.689
* Total i10 IndexRankings
Ranking Based On Selection :6
Gastroenterology
Endoscopy
Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
366
318
0.869
* Total i10 IndexRankings
Ranking Based On Selection :7
orthopaedics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
356
254
0.713
* Total i10 IndexRankings
Ranking Based On Selection :8
Gastroenterology
Integrative Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
356
238
0.669
* Total i10 IndexRankings
Ranking Based On Selection :9
geriatrics
gerontology
nutrition
dementia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
329
275
0.836
* Total i10 IndexRankings
Ranking Based On Selection :10
Using ocular imaging technology to study human circulation and nervous systems
and link with eye
brain and CV diseases
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
312
287
0.920
* Total i10 IndexRankings
Ranking Based On Selection :11
Paediatric Immunology
Allergy and Infectious Diseases
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
300
177
0.590
* Total i10 IndexRankings
Ranking Based On Selection :12
Family Medicine and Primary Care
Multimorbidity
Mental Health
Mindfulness
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
302
271
0.897
* Total i10 IndexRankings
Ranking Based On Selection :13
Psychiatry
Sleep medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
262
211
0.805
* Total i10 IndexRankings
Ranking Based On Selection :14
Biostatistics
Cancer
Medicine
Clinical trials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
251
170
0.677
* Total i10 IndexRankings
Ranking Based On Selection :15
Surgery
Gastric Cancer
GIST
Nutrition
Endocrine Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
235
152
0.647
* Total i10 IndexRankings
Ranking Based On Selection :16
Surgery
Endoscopy
Gastroenterology
Robotic Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
232
189
0.815
* Total i10 IndexRankings
Ranking Based On Selection :17
Antimicrobial resistance
Epidemiology Streptococcus pneumoniae
MRSA
Group B streptococcus
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
226
175
0.774
* Total i10 IndexRankings
Ranking Based On Selection :18
Hepatocellular carcinoma
pancreatic cancer
biliary tract cancer
medical oncology
clinical trial
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
230
204
0.887
* Total i10 IndexRankings
Ranking Based On Selection :19
Urology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
220
163
0.741
* Total i10 IndexRankings
Ranking Based On Selection :20
Rheumatology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
219
171
0.781
* Total i10 IndexRankings
Ranking Based On Selection :21
obstetrics gynaecology
mental health
molecular biology cancer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
216
111
0.514
* Total i10 IndexRankings
Ranking Based On Selection :22
Emergency Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
194
109
0.562
* Total i10 IndexRankings
Ranking Based On Selection :23
glial cell physiology/function
cellular mechanisms of stroke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
192
80
0.417
* Total i10 IndexRankings
Ranking Based On Selection :24
Liver and gastrointestinal pathology
Hepatocellular cancer
Colorectal cancer
Prognostic models
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
191
174
0.911
* Total i10 IndexRankings
Ranking Based On Selection :25
Endocrinology & Diabetes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
187
106
0.567
Lau WY
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
600
355
0.592
Francis Kl Chan
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
488
344
0.705
Gastroenterology
Medicine
Paul KS Chan
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
481
347
0.721
KF To
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
414
301
0.727
Chi Pui Pang
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
409
282
0.689
Ophthalmology
Visual Sciences
Molecular Genetics
Siew C Ng
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
366
318
0.869
Gastroenterology
Endoscopy
Medicine
Jack CY Cheng
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
356
254
0.713
Justin Wu
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
356
238
0.669
Gastroenterology
Integrative Medicine
T Kwok
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
329
275
0.836
geriatrics
gerontology
nutrition
dementia
Carol Y Cheung
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
312
287
0.920
Using ocular imaging technology to study human circulation and nervous systems
and link with eye
brain and CV diseases
Leung Ting Fan
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
300
177
0.590
Paediatric Immunology
Allergy and Infectious Diseases
Samuel Ys Wong
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
302
271
0.897
Family Medicine and Primary Care
Multimorbidity
Mental Health
Mindfulness
YK Wing
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
262
211
0.805
Zee Chung Ying Benny
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
251
170
0.677
Biostatistics
Cancer
Medicine
Clinical trials
Enders Kwok Wai Ng
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
235
152
0.647
Surgery
Gastric Cancer
GIST
Nutrition
Endocrine Surgery
Chiu Philip Wai Yan
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
232
189
0.815
Surgery
Endoscopy
Gastroenterology
Robotic Surgery
Margaret Ip
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
226
175
0.774
Antimicrobial resistance
Epidemiology Streptococcus pneumoniae
MRSA
Group B streptococcus
Stephen L Chan 陳林醫生
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
230
204
0.887
Hepatocellular carcinoma
pancreatic cancer
biliary tract cancer
medical oncology
clinical trial
Anthony Chi Fai Ng
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
220
163
0.741
Lai Shan Tam
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
219
171
0.781
Chung TKH
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
216
111
0.514
obstetrics gynaecology
mental health
molecular biology cancer
Colin A Graham
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
194
109
0.562
Bruce Ransom
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
192
80
0.417
glial cell physiology/function
cellular mechanisms of stroke
Anthony Wh Chan
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
191
174
0.911
Liver and gastrointestinal pathology
Hepatocellular cancer
Colorectal cancer
Prognostic models
Po Sing Leung
Chinese University of Hong Kong
Central Ave, Hong Kong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
187
106
0.567
Endocrinology & Diabetes