Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.
* Total Citation Rankings
Rankings

801
World Rank

59
Country Rank

1
University
Ranking Based On Selection:
1
Citation Metrics
-
Total211,334
-
Last 6 Years91,799
-
Last 6 Years / Total0.434
* Total Citation Rankings
Rankings

1,047
World Rank

42
Country Rank

6
University
Ranking Based On Selection:
2
Medical and Health Sciences / General Surgery
Sepsis | Innate Immunity | Apoptosis | Clinical Trials | Critical Care Medicin
Sepsis | Innate Immunity | Apoptosis | Clinical Trials | Critical Care Medicin
Citation Metrics
-
Total184,250
-
Last 6 Years76,267
-
Last 6 Years / Total0.414
* Total Citation Rankings
Rankings

1,167
World Rank

488
Country Rank

4
University
Ranking Based On Selection:
3
Citation Metrics
-
Total174,568
-
Last 6 Years50,263
-
Last 6 Years / Total0.288
* Total Citation Rankings
Rankings

1,609
World Rank

708
Country Rank

8
University
Ranking Based On Selection:
4
Medical and Health Sciences / General Surgery
Preventive Cardiology | atherosclerosis | coronary artery calcium | metabolic syndrome | electronic cigarette
Preventive Cardiology | atherosclerosis | coronary artery calcium | metabolic syndrome | electronic cigarette
Citation Metrics
-
Total147,565
-
Last 6 Years78,527
-
Last 6 Years / Total0.532
* Total Citation Rankings
Rankings

1,620
World Rank

712
Country Rank

15
University
Ranking Based On Selection:
5
Citation Metrics
-
Total147,025
-
Last 6 Years91,738
-
Last 6 Years / Total0.624
* Total Citation Rankings
Rankings

1,775
World Rank

39
Country Rank

4
University
Ranking Based On Selection:
6
Medical and Health Sciences / Thoracic Surgery
cardio-thoracic surgery | valve surgery | coronary | CABG | TAV
cardio-thoracic surgery | valve surgery | coronary | CABG | TAV
Citation Metrics
-
Total140,722
-
Last 6 Years56,034
-
Last 6 Years / Total0.398
* Total Citation Rankings
Rankings

1,812
World Rank

805
Country Rank

4
University
Ranking Based On Selection:
7
Medical and Health Sciences / General Surgery
Surgery | Critical Care | Inflammation | Multiple Organ Failure | Coagulatio
Surgery | Critical Care | Inflammation | Multiple Organ Failure | Coagulatio
Citation Metrics
-
Total139,272
-
Last 6 Years45,328
-
Last 6 Years / Total0.325
* Total Citation Rankings
Rankings

1,954
World Rank

879
Country Rank

3
University
Ranking Based On Selection:
8
Citation Metrics
-
Total133,872
-
Last 6 Years50,804
-
Last 6 Years / Total0.379
* Total Citation Rankings
Rankings

2,316
World Rank

182
Country Rank

17
University
Ranking Based On Selection:
9
Citation Metrics
-
Total122,303
-
Last 6 Years53,224
-
Last 6 Years / Total0.435
* Total Citation Rankings
Rankings

2,320
World Rank

5
Country Rank

2
University
Ranking Based On Selection:
10
Medical and Health Sciences / General Surgery
Medicine | Surgery | Colorectal Surgery | Pancreatic Surgery | Global Surgery
Medicine | Surgery | Colorectal Surgery | Pancreatic Surgery | Global Surgery
Citation Metrics
-
Total122,185
-
Last 6 Years107,580
-
Last 6 Years / Total0.880
Smart Institutional Plan
Powerful Insights + Smart Membership = Institutional Success
Unlock 360° Real-Time Institutional Analysis to identify your institution’s strengths and areas for improvement.
* Total Citation Rankings
Rankings

2,430
World Rank

1,125
Country Rank

1
University
Ranking Based On Selection:
11
Citation Metrics
-
Total119,667
-
Last 6 Years29,723
-
Last 6 Years / Total0.248
* Total Citation Rankings
Rankings

2,926
World Rank

110
Country Rank

18
University
Ranking Based On Selection:
12
Citation Metrics
-
Total110,082
-
Last 6 Years44,281
-
Last 6 Years / Total0.402
* Total Citation Rankings
Rankings

3,067
World Rank

1,442
Country Rank

2
University
Ranking Based On Selection:
13
Medical and Health Sciences / General Surgery
Diabetes | Obesity | Bariatric Surgery | Exercise | Nutritio
Diabetes | Obesity | Bariatric Surgery | Exercise | Nutritio
Citation Metrics
-
Total106,175
-
Last 6 Years36,210
-
Last 6 Years / Total0.341
* Total Citation Rankings
Rankings

3,254
World Rank

1,535
Country Rank

22
University
Ranking Based On Selection:
14
Medical and Health Sciences / Plastic Surgery
Gender-affirming surgery | transgender health | global health | medical educatio
Gender-affirming surgery | transgender health | global health | medical educatio
Citation Metrics
-
Total102,839
-
Last 6 Years94,152
-
Last 6 Years / Total0.916
* Total Citation Rankings
Rankings

3,490
World Rank

201
Country Rank

2
University
Ranking Based On Selection:
15
Medical and Health Sciences / General Surgery
chirurgia pancreatica | oncologia | tumori del pancrea
chirurgia pancreatica | oncologia | tumori del pancrea
Citation Metrics
-
Total99,390
-
Last 6 Years46,327
-
Last 6 Years / Total0.466
* Total Citation Rankings
Rankings

3,563
World Rank

117
Country Rank

11
University
Ranking Based On Selection:
16
Citation Metrics
-
Total98,144
-
Last 6 Years34,603
-
Last 6 Years / Total0.353
* Total Citation Rankings
Rankings

3,680
World Rank

124
Country Rank

12
University
Ranking Based On Selection:
17
Citation Metrics
-
Total96,352
-
Last 6 Years26,134
-
Last 6 Years / Total0.271
* Total Citation Rankings
Rankings

3,877
World Rank

81
Country Rank

1
University
Ranking Based On Selection:
18
Medical and Health Sciences / Thoracic Surgery
Thoracic surgery | thoracoscopic anatomical segmentectomy | thoracoscopic sub-subsegmentectom
Thoracic surgery | thoracoscopic anatomical segmentectomy | thoracoscopic sub-subsegmentectom
Citation Metrics
-
Total93,497
-
Last 6 Years68,389
-
Last 6 Years / Total0.731
* Total Citation Rankings
Rankings

4,141
World Rank

160
Country Rank

6
University
Ranking Based On Selection:
19
Medical and Health Sciences / Cardiovascular Surgery
Arrhythmias | Ablation | Atrial Fibrillation | Chagas | Syncop
Arrhythmias | Ablation | Atrial Fibrillation | Chagas | Syncop
Citation Metrics
-
Total90,980
-
Last 6 Years35,327
-
Last 6 Years / Total0.388
* Total Citation Rankings
Rankings

4,326
World Rank

2,042
Country Rank

18
University
Ranking Based On Selection:
20
Citation Metrics
-
Total87,715
-
Last 6 Years26,986
-
Last 6 Years / Total0.308
* Total Citation Rankings
Rankings

4,522
World Rank

354
Country Rank

31
University
Ranking Based On Selection:
21
Medical and Health Sciences / Cardiovascular Surgery
vascular surgery | vascular biology | cost effectiveness | DVT | varicose vein
vascular surgery | vascular biology | cost effectiveness | DVT | varicose vein
Citation Metrics
-
Total85,359
-
Last 6 Years37,461
-
Last 6 Years / Total0.439
* Total Citation Rankings
Rankings

4,579
World Rank

2,164
Country Rank

23
University
Ranking Based On Selection:
22
Citation Metrics
-
Total84,843
-
Last 6 Years50,353
-
Last 6 Years / Total0.593
* Total Citation Rankings
Rankings

4,679
World Rank

2,212
Country Rank

18
University
Ranking Based On Selection:
23
Medical and Health Sciences / Cardiovascular Surgery
lung cancer | gene therapy | drug and immunotherapy resistanc
lung cancer | gene therapy | drug and immunotherapy resistanc
Citation Metrics
-
Total83,840
-
Last 6 Years17,666
-
Last 6 Years / Total0.211
* Total Citation Rankings
Rankings

5,025
World Rank

2,378
Country Rank

19
University
Ranking Based On Selection:
24
Medical and Health Sciences / General Surgery
Melanoma | Pancreas Cancer | Endocrine Tumors | Genetics | Biomarker
Melanoma | Pancreas Cancer | Endocrine Tumors | Genetics | Biomarker
Citation Metrics
-
Total80,339
-
Last 6 Years33,785
-
Last 6 Years / Total0.421
* Total Citation Rankings
Rankings

5,492
World Rank

2,594
Country Rank

32
University
Ranking Based On Selection:
25
Citation Metrics
-
Total76,420
-
Last 6 Years11,131
-
Last 6 Years / Total0.146