Citation Rankings
Highly Cited Researchers

Europe Medical and Health Sciences / General Surgery Highly Cited Researchers 1.649 Scientists Citation Rankings - 2025

The Citation Rankings (Highly Cited Researchers) list highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the Scientists Last 6 Years Citation Index, Universities Total Citations Rankings 2025, and Universities Last 6 Years Citations Rankings 2025.

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Total 1.649 scientists, 121 country, 1.331 institution
* Total Citation Counts Rankings
Ranking Based On Selection: 1
United Kingdom
Alastair M Thompson
cancer
audit
surgery
breast
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
199,224
83,690
0.420
* Total Citation Counts Rankings
Ranking Based On Selection: 2
United Kingdom
Ara Darzi
Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
118,029
49,176
0.417
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Romania
Ionut Negoi
Medicine
Surgery
Colorectal Surgery
Pancreatic Surgery
Global Surgery.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
111,928
97,072
0.867
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Italy
Claudio Bassi
chirurgia pancreatica
oncologia
tumori del pancreas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
97,025
44,023
0.454
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Germany
John Neoptolemos
Pancreas and General Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
96,275
32,758
0.340
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Germany
Markus Büchler
Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
95,254
25,063
0.263
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Italy
Massimo Falconi
pancreas
neuroendocrine neoplasm
cancer
surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73,487
31,871
0.434
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Romania
Beuran M
General Surgery
Emergency Surgery
Surgical Oncology
Minimally Invasive Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73,223
58,343
0.797
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Netherlands
Marc G Besselink |MGH Besselink, MG Besselink
Surgery
Pancreatic cancer
Pancreatitis
Randomized trials
Robotic surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62,942
42,681
0.678
* Total Citation Counts Rankings
Ranking Based On Selection: 10
Switzerland
Demartines N
Surgery
Cancer
Enhanced Recovery
ERAS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62,621
33,256
0.531
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Cyprus
Christos Dervenis
HPB Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,597
27,755
0.466
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Sweden
Olle Ljungqvist
Surgery
nutrition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58,638
27,077
0.462
* Total Citation Counts Rankings
Ranking Based On Selection: 13
United Kingdom
Alfred Cuschieri
Surgery and surgical technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,653
12,351
0.226
* Total Citation Counts Rankings
Ranking Based On Selection: 14
United Kingdom
peter j morris
organ transplantation
transplantation biology
evidence in transplantation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,296
5,988
0.110
* Total Citation Counts Rankings
Ranking Based On Selection: 15
United Kingdom
Freddie Hamdy
Prostate cancer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,422
19,230
0.406
* Total Citation Counts Rankings
Ranking Based On Selection: 16
United Kingdom
Brian R Davidson
Surgery
transplant
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,073
19,065
0.405
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Germany
Jörg Kleeff
Surgical Oncology
Pancreatic Diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,709
17,317
0.387
* Total Citation Counts Rankings
Ranking Based On Selection: 18
United Kingdom
Paris Tekkis
Colorectal cancer
Anal Cancer
Inflammatory bowel disease
Diverticular disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,330
14,530
0.343
* Total Citation Counts Rankings
Ranking Based On Selection: 19
United Kingdom
Robert E Mansel
Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38,698
8,345
0.216
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Italy
Antonio Biondi
Chirurgia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37,490
33,513
0.894
* Total Citation Counts Rankings
Ranking Based On Selection: 21
United Kingdom
RL Batterham
Energy homeostasis
central regulation of appetite and body weight
gut hormones
bariatric surgery
type 2 diabetes
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,910
18,147
0.492
* Total Citation Counts Rankings
Ranking Based On Selection: 22
United Kingdom
Gina Brown
Colorectal Carcinoma
prognostic factors
multidisciplinary management
primary and metastatic disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,718
14,814
0.415
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Italy
Luca Ansaloni
surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,646
24,453
0.686
* Total Citation Counts Rankings
Ranking Based On Selection: 24
United Kingdom
Robert J Steele
Cancer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,495
10,059
0.283
* Total Citation Counts Rankings
Ranking Based On Selection: 25
United Kingdom
Thomas M Drake
Cancer
Surgery
Global Health
Precision Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34,924
31,500
0.902
* Total Citation Counts Rankings
Rankings
850
United Kingdom
64
1
Ranking Based On Selection: 1
Alastair M Thompson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
199,224
83,690
0.420
* Total Citation Counts Rankings
Rankings
2,321
United Kingdom
186
19
Ranking Based On Selection: 2
Ara Darzi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
118,029
49,176
0.417
* Total Citation Counts Rankings
Rankings
2,581
Romania
4
1
Ranking Based On Selection: 3
Ionut Negoi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
111,928
97,072
0.867
Medicine
Surgery
Colorectal Surgery
Pancreatic Surgery
Global Surgery.
* Total Citation Counts Rankings
Rankings
3,422
Italy
193
2
Ranking Based On Selection: 4
Claudio Bassi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
97,025
44,023
0.454
chirurgia pancreatica
oncologia
tumori del pancreas
* Total Citation Counts Rankings
Rankings
3,478
Germany
111
10
Ranking Based On Selection: 5
John Neoptolemos
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
96,275
32,758
0.340
* Total Citation Counts Rankings
Rankings
3,557
Germany
117
12
Ranking Based On Selection: 6
Markus Büchler
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
95,254
25,063
0.263
* Total Citation Counts Rankings
Rankings
5,518
Italy
301
5
Ranking Based On Selection: 7
Massimo Falconi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73,487
31,871
0.434
* Total Citation Counts Rankings
Rankings
5,541
Romania
15
5
Ranking Based On Selection: 8
Beuran M
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73,223
58,343
0.797
General Surgery
Emergency Surgery
Surgical Oncology
Minimally Invasive Surgery
* Total Citation Counts Rankings
Rankings
7,102
Netherlands
161
11
Ranking Based On Selection: 9
Marc G Besselink |MGH Besselink, MG Besselink
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62,942
42,681
0.678
Surgery
Pancreatic cancer
Pancreatitis
Randomized trials
Robotic surgery
* Total Citation Counts Rankings
Rankings
7,173
Switzerland
114
10
Ranking Based On Selection: 10
Demartines N
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62,621
33,256
0.531
* Total Citation Counts Rankings
Rankings
7,744
Cyprus
4
4
Ranking Based On Selection: 11
Christos Dervenis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,597
27,755
0.466
* Total Citation Counts Rankings
Rankings
7,944
Sweden
76
1
Ranking Based On Selection: 12
Olle Ljungqvist
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58,638
27,077
0.462
* Total Citation Counts Rankings
Rankings
8,927
United Kingdom
776
9
Ranking Based On Selection: 13
Alfred Cuschieri
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,653
12,351
0.226
* Total Citation Counts Rankings
Rankings
9,025
United Kingdom
785
1
Ranking Based On Selection: 14
peter j morris
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,296
5,988
0.110
organ transplantation
transplantation biology
evidence in transplantation
* Total Citation Counts Rankings
Rankings
11,123
United Kingdom
975
138
Ranking Based On Selection: 15
Freddie Hamdy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,422
19,230
0.406
* Total Citation Counts Rankings
Rankings
11,255
United Kingdom
987
100
Ranking Based On Selection: 16
Brian R Davidson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,073
19,065
0.405
* Total Citation Counts Rankings
Rankings
12,241
Germany
518
2
Ranking Based On Selection: 17
Jörg Kleeff
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,709
17,317
0.387
* Total Citation Counts Rankings
Rankings
13,391
United Kingdom
1,180
92
Ranking Based On Selection: 18
Paris Tekkis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,330
14,530
0.343
Colorectal cancer
Anal Cancer
Inflammatory bowel disease
Diverticular disease
* Total Citation Counts Rankings
Rankings
15,452
United Kingdom
1,341
19
Ranking Based On Selection: 19
Robert E Mansel
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38,698
8,345
0.216
* Total Citation Counts Rankings
Rankings
16,270
Italy
663
5
Ranking Based On Selection: 20
Antonio Biondi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37,490
33,513
0.894
* Total Citation Counts Rankings
Rankings
16,651
United Kingdom
1,458
146
Ranking Based On Selection: 21
RL Batterham
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,910
18,147
0.492
Energy homeostasis
central regulation of appetite and body weight
gut hormones
bariatric surgery
type 2 diabetes
* Total Citation Counts Rankings
Rankings
17,533
United Kingdom
1,542
3
Ranking Based On Selection: 22
Gina Brown
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,718
14,814
0.415
Colorectal Carcinoma
prognostic factors
multidisciplinary management
primary and metastatic disease
* Total Citation Counts Rankings
Rankings
17,590
Italy
713
10
Ranking Based On Selection: 23
Luca Ansaloni
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,646
24,453
0.686
* Total Citation Counts Rankings
Rankings
17,723
United Kingdom
1,560
17
Ranking Based On Selection: 24
Robert J Steele
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,495
10,059
0.283
* Total Citation Counts Rankings
Rankings
18,142
United Kingdom
1,605
41
Ranking Based On Selection: 25
Thomas M Drake
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34,924
31,500
0.902