The Citation Rankings (Highly Cited Researchers) 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.
* Total Citation Counts Rankings
Ranking Based On Selection :1
Kardiyoloji
Ateroskleroz
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
55,547
42,041
0.757
* Total Citation Counts Rankings
Ranking Based On Selection :2
Medicine
Rheumatology
Pediatric Rheumatology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48,803
24,478
0.502
* Total Citation Counts Rankings
Ranking Based On Selection :3
astım
allerji
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,965
13,883
0.463
* Total Citation Counts Rankings
Ranking Based On Selection :4
Immunocompromised host
febrile neutropenia
antimicrobial resistance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,481
16,446
0.621
* Total Citation Counts Rankings
Ranking Based On Selection :5
Infectious Diseases
HIV/AIDS
Adult Vaccination
Health Care Associated Infections
Antibiotic Ressistance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,294
21,687
0.825
* Total Citation Counts Rankings
Ranking Based On Selection :6
obesity
diabetes
polycystic ovary syndrome (PCOS)
metabolic syndrome
insulin resistance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,395
13,919
0.571
* Total Citation Counts Rankings
Ranking Based On Selection :7
oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,096
8,261
0.547
* Total Citation Counts Rankings
Ranking Based On Selection :8
Nephrology
Hypertension
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,913
5,451
0.392
* Total Citation Counts Rankings
Ranking Based On Selection :9
Tıbbi Mikoloji
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,650
7,861
0.576
* Total Citation Counts Rankings
Ranking Based On Selection :10
Biostatistics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,553
7,138
0.569
* Total Citation Counts Rankings
Ranking Based On Selection :11
Immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,069
4,606
0.382
* Total Citation Counts Rankings
Ranking Based On Selection :12
Hematology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,044
3,354
0.278
* Total Citation Counts Rankings
Ranking Based On Selection :13
Endocrinology and Metabolism
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,914
7,729
0.649
* Total Citation Counts Rankings
Ranking Based On Selection :14
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,279
4,973
0.441
* Total Citation Counts Rankings
Ranking Based On Selection :15
Tıp
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,256
4,363
0.388
* Total Citation Counts Rankings
Ranking Based On Selection :16
Nonvascular Interventional Radiology-Abdominal Imaging
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,779
3,842
0.356
* Total Citation Counts Rankings
Ranking Based On Selection :17
Pediatric Nephrology
Nephrogenetics
Pediatric Rheumatology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,775
4,851
0.450
* Total Citation Counts Rankings
Ranking Based On Selection :18
Pediatric Urology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,467
5,366
0.513
* Total Citation Counts Rankings
Ranking Based On Selection :19
musculoskeletal ultrasound
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,121
6,782
0.670
* Total Citation Counts Rankings
Ranking Based On Selection :20
Rheumatology
Vasculitis
Patient Registry Systems
Musculoskeletal Ultrasonography
Sacroiliac MRI
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,003
7,054
0.705
* Total Citation Counts Rankings
Ranking Based On Selection :21
Allergy and immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,780
6,924
0.708
* Total Citation Counts Rankings
Ranking Based On Selection :22
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,819
4,216
0.478
* Total Citation Counts Rankings
Ranking Based On Selection :23
descent of testis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,805
2,009
0.228
* Total Citation Counts Rankings
Ranking Based On Selection :24
Orthopaedics
Surgery
Sport Science
Biomedical Engineering
Biomaterials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,697
3,314
0.381
* Total Citation Counts Rankings
Ranking Based On Selection :25
Regenerative Endodontics
Pediatric Endodontics
Pediatric Restorative Dentistry
Dental Traumatology
Pediatric Dentistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,556
4,251
0.497
Sadberk Lale Tokgözoğlu
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
55,547
42,041
0.757
Seza Özen
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48,803
24,478
0.502
Medicine
Rheumatology
Pediatric Rheumatology
Omer Kalayci
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,965
13,883
0.463
Murat Akova
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,481
16,446
0.621
Immunocompromised host
febrile neutropenia
antimicrobial resistance
Serhat Ünal|Serhat Uenal, Serhat Ünal
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,294
21,687
0.825
Infectious Diseases
HIV/AIDS
Adult Vaccination
Health Care Associated Infections
Antibiotic Ressistance
Bülent Yildiz
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,395
13,919
0.571
obesity
diabetes
polycystic ovary syndrome (PCOS)
metabolic syndrome
insulin resistance
Şuayib Yalçin
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,096
8,261
0.547
Mustafa Arici
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,913
5,451
0.392
Sevtap Arikan Akdağli
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,650
7,861
0.576
Erdem Karabulut
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,553
7,138
0.569
Ilhan Tezcan
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,069
4,606
0.382
İbrahim Celalettin Haznedaroğlu
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,044
3,354
0.278
Selcuk Dagdelen
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,914
7,729
0.649
Endocrinology and Metabolism
Rezan Topaloglu
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,279
4,973
0.441
Abdullah Murat Tuncer
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,256
4,363
0.388
Okan Akhan
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,779
3,842
0.356
Nonvascular Interventional Radiology-Abdominal Imaging
Fatih Ozaltin
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,775
4,851
0.450
Pediatric Nephrology
Nephrogenetics
Pediatric Rheumatology
SERDAR TEKGUL
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,467
5,366
0.513
Levent Özçakar
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,121
6,782
0.670
musculoskeletal ultrasound
Ömer Karadağ
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,003
7,054
0.705
Rheumatology
Vasculitis
Patient Registry Systems
Musculoskeletal Ultrasonography
Sacroiliac MRI
Ümit Murat Şahiner
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,780
6,924
0.708
Allergy and immunology
Muharrem Yazici
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,819
4,216
0.478
Feridun Cahit Tanyel
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,805
2,009
0.228
Feza Korkusuz
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,697
3,314
0.381
Orthopaedics
Surgery
Sport Science
Biomedical Engineering
Biomaterials
Zafer Cavit Çehreli
Hacettepe University
Ankara, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,556
4,251
0.497
Regenerative Endodontics
Pediatric Endodontics
Pediatric Restorative Dentistry
Dental Traumatology
Pediatric Dentistry