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

126,566
World Rank

44
Country Rank

2
University
Ranking Based On Selection:
1
Medical and Health Sciences / Internal Medicine
Clinical prediction rules | Chronic diseases | Tuberculosis | Internal Medicine | Evidence Base
Clinical prediction rules | Chronic diseases | Tuberculosis | Internal Medicine | Evidence Base
Citation Metrics
-
Total8,498
-
Last 6 Years5,130
-
Last 6 Years / Total0.604
* Total Citation Rankings
Rankings

302,460
World Rank

138
Country Rank

24
University
Ranking Based On Selection:
2
Citation Metrics
-
Total3,480
-
Last 6 Years645
-
Last 6 Years / Total0.185
* Total Citation Rankings
Rankings

540,807
World Rank

373
Country Rank

78
University
Ranking Based On Selection:
3
Medical and Health Sciences / Internal Medicine
Medicina Interna | Educación | Cuidados Paliativos | Urgencias | COVID-1
Medicina Interna | Educación | Cuidados Paliativos | Urgencias | COVID-1
Citation Metrics
-
Total1,593
-
Last 6 Years1,462
-
Last 6 Years / Total0.918
* Total Citation Rankings
Rankings

582,737
World Rank

430
Country Rank

6
University
Ranking Based On Selection:
4
Medical and Health Sciences / Internal Medicine
Medicina Interna | Emergencias | Cuidado Crítico | Enfermedades infecciosas | Enfermedades crónica
Medicina Interna | Emergencias | Cuidado Crítico | Enfermedades infecciosas | Enfermedades crónica
Citation Metrics
-
Total1,412
-
Last 6 Years1,397
-
Last 6 Years / Total0.989
* Total Citation Rankings
Rankings

609,289
World Rank

460
Country Rank

14
University
Ranking Based On Selection:
5
Citation Metrics
-
Total1,310
-
Last 6 Years1,304
-
Last 6 Years / Total0.995
* Total Citation Rankings
Rankings

1,109,339
World Rank

1,546
Country Rank

43
University
Ranking Based On Selection:
6
Medical and Health Sciences / Internal Medicine
Medicina Interna | Reumatología | Infectología | Epidemiologí
Medicina Interna | Reumatología | Infectología | Epidemiologí
Citation Metrics
-
Total349
-
Last 6 Years293
-
Last 6 Years / Total0.840
* Total Citation Rankings
Rankings

1,437,370
World Rank

2,862
Country Rank

62
University
Ranking Based On Selection:
7
Citation Metrics
-
Total176
-
Last 6 Years164
-
Last 6 Years / Total0.932
* Total Citation Rankings
Rankings

1,479,599
World Rank

3,082
Country Rank

34
University
Ranking Based On Selection:
8
Citation Metrics
-
Total163
-
Last 6 Years43
-
Last 6 Years / Total0.264
* Total Citation Rankings
Rankings

1,691,615
World Rank

4,129
Country Rank

758
University
Ranking Based On Selection:
9
Citation Metrics
-
Total107
-
Last 6 Years103
-
Last 6 Years / Total0.963
* Total Citation Rankings
Rankings

1,726,285
World Rank

4,318
Country Rank

94
University
Ranking Based On Selection:
10
Medical and Health Sciences / Internal Medicine
Medicina Interna | Fisiología de altura | Educación Médic
Medicina Interna | Fisiología de altura | Educación Médic
Citation Metrics
-
Total100
-
Last 6 Years70
-
Last 6 Years / Total0.700
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* Total Citation Rankings
Rankings

1,913,084
World Rank

5,419
Country Rank

141
University
Ranking Based On Selection:
11
Citation Metrics
-
Total66
-
Last 6 Years66
-
Last 6 Years / Total1.000
* Total Citation Rankings
Rankings

2,031,994
World Rank

6,271
Country Rank

206
University
Ranking Based On Selection:
12
Medical and Health Sciences / Internal Medicine
Medicina Interna | Diabetes | Enfermedades autoinmunes | COVID-1
Medicina Interna | Diabetes | Enfermedades autoinmunes | COVID-1
Citation Metrics
-
Total50
-
Last 6 Years18
-
Last 6 Years / Total0.360
* Total Citation Rankings
Rankings

2,140,393
World Rank

7,110
Country Rank

244
University
Ranking Based On Selection:
13
Citation Metrics
-
Total36
-
Last 6 Years35
-
Last 6 Years / Total0.972
* Total Citation Rankings
Rankings

2,175,366
World Rank

7,405
Country Rank

255
University
Ranking Based On Selection:
14
Citation Metrics
-
Total32
-
Last 6 Years32
-
Last 6 Years / Total1.000
* Total Citation Rankings
Rankings

2,476,068
World Rank

10,846
Country Rank

2,052
University
Ranking Based On Selection:
15