Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
75,716
Country Rank
264
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/6269.png)
![Türkiye](/flags/tr.png)
![Sevgi Keleş](https://cdn.adscientificindex.com/pictures/b9/85755.jpg)
Allergy
Immunology
Pediatrics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,192
9,876
0.810
* Total Citation Counts Rankings
World Rank
77,804
Country Rank
277
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/3119.jpg)
![Türkiye](/flags/tr.png)
![Ilhan Tezcan](https://cdn.adscientificindex.com/pictures/ea/184340.jpg)
Immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,923
4,478
0.376
* Total Citation Counts Rankings
World Rank
100,817
Country Rank
399
Institution Rank : 35
![](https://cdn.adscientificindex.com/logos/3119.jpg)
![Türkiye](/flags/tr.png)
![Ümit Murat Şahiner](https://cdn.adscientificindex.com/pictures/3b/87352.jpg)
Allergy and immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,563
6,717
0.702
* Total Citation Counts Rankings
World Rank
108,689
Country Rank
443
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/14772.jpg)
![Türkiye](/flags/tr.png)
![Banu Bozkurt](/user/assets/images/profile/no-profile-photo.png)
Ophthalmology
Immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,955
6,723
0.751
* Total Citation Counts Rankings
World Rank
118,799
Country Rank
505
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/7454.png)
![Türkiye](/flags/tr.png)
![Ayşe Metin](https://cdn.adscientificindex.com/pictures/e3/4302504.jpg)
primer immün yetmezlik
sekonder immün yetmezlik
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,279
3,443
0.416
* Total Citation Counts Rankings
World Rank
119,101
Country Rank
508
Institution Rank : 32
![](https://cdn.adscientificindex.com/logos/4972.png)
![Türkiye](/flags/tr.png)
![Yıldız Tütüncü](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,261
2,238
0.271
* Total Citation Counts Rankings
World Rank
123,119
Country Rank
538
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/4444.png)
![Türkiye](/flags/tr.png)
![Günnur Deniz](https://cdn.adscientificindex.com/pictures/4c/209542.jpg)
Immunoloji
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,013
4,114
0.513
* Total Citation Counts Rankings
World Rank
137,674
Country Rank
665
Institution Rank : 50
![](https://cdn.adscientificindex.com/logos/3119.jpg)
![Türkiye](/flags/tr.png)
![Bülent Enis Şekerel](/user/assets/images/profile/no-profile-photo.png)
Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,235
3,512
0.485
* Total Citation Counts Rankings
World Rank
160,731
Country Rank
854
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/5925.png)
![Türkiye](/flags/tr.png)
![Can Naci Kocabaş](https://cdn.adscientificindex.com/pictures/00/194944.jpg)
Allergy
immunology
pediatrics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,236
2,497
0.400
* Total Citation Counts Rankings
World Rank
165,449
Country Rank
897
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/4939.jpg)
![Türkiye](/flags/tr.png)
![Ahmet Kürşat Azkur](/user/assets/images/profile/no-profile-photo.png)
Veterinary-Virology-Immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,060
4,392
0.725
* Total Citation Counts Rankings
World Rank
186,297
Country Rank
1,112
Institution Rank : 24
![](https://cdn.adscientificindex.com/logos/5541.png)
![Türkiye](/flags/tr.png)
![Elif Karakoc-Aydiner](/user/assets/images/profile/no-profile-photo.png)
pediatrics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,375
3,968
0.738
* Total Citation Counts Rankings
World Rank
190,186
Country Rank
1,148
Institution Rank : 27
![](https://cdn.adscientificindex.com/logos/5541.png)
![Türkiye](/flags/tr.png)
![Ahmet Oğuzhan Özen](https://cdn.adscientificindex.com/pictures/70/191099.jpg)
Çocuk Alerjisi
Primer İmmün Yetmezlikler
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,258
3,834
0.729
* Total Citation Counts Rankings
World Rank
191,005
Country Rank
1,153
Institution Rank : 28
![](https://cdn.adscientificindex.com/logos/5541.png)
![Türkiye](/flags/tr.png)
![Safa Barış](https://cdn.adscientificindex.com/pictures/94/84818.jpg)
Immune dysregulation
Severe eczema
Immunotherapy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,235
4,065
0.777
* Total Citation Counts Rankings
World Rank
205,671
Country Rank
1,291
Institution Rank : 31
![](https://cdn.adscientificindex.com/logos/4444.png)
![Türkiye](/flags/tr.png)
![Cevdet Özdemir](https://cdn.adscientificindex.com/pictures/ef/195300.jpg)
allergy
pediatrics
immunology
T regulatory cells
precision medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,852
2,502
0.516
* Total Citation Counts Rankings
World Rank
207,591
Country Rank
1,305
Institution Rank : 26
![](https://cdn.adscientificindex.com/logos/2332.jpg)
![Türkiye](/flags/tr.png)
![Ali Ünal](https://cdn.adscientificindex.com/pictures/57/60137.jpg)
Hematology
Oncology
Immunology
Stem Cell
Cancer Vaccine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,805
2,507
0.522
* Total Citation Counts Rankings
World Rank
211,984
Country Rank
1,349
Institution Rank : 40
![](https://cdn.adscientificindex.com/logos/2274.png)
![Türkiye](/flags/tr.png)
![Güzide Aksu](https://cdn.adscientificindex.com/pictures/a6/209614.jpg)
pediatric rheumatology
pediatric immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,703
1,976
0.420
* Total Citation Counts Rankings
World Rank
214,907
Country Rank
1,392
Institution Rank : 44
![](https://cdn.adscientificindex.com/logos/484.png)
![Türkiye](/flags/tr.png)
![Figen Dogu](https://cdn.adscientificindex.com/pictures/b5/4989767.jpg)
primary immunodeficiencies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,635
2,852
0.615
* Total Citation Counts Rankings
World Rank
215,238
Country Rank
1,398
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/7537.jpg)
![Türkiye](/flags/tr.png)
![Öner Özdemir](https://cdn.adscientificindex.com/pictures/d0/83939.jpg)
Pediatrik Alerji-İmmünoloji
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,627
2,102
0.454
* Total Citation Counts Rankings
World Rank
243,604
Country Rank
1,779
Institution Rank : 43
![](https://cdn.adscientificindex.com/logos/5541.png)
![Türkiye](/flags/tr.png)
![Emel Ekşioğlu Demiralp](https://cdn.adscientificindex.com/pictures/4f/182780.jpg)
Immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,048
1,156
0.286
* Total Citation Counts Rankings
World Rank
247,777
Country Rank
1,834
Institution Rank : 66
![](https://cdn.adscientificindex.com/logos/4972.png)
![Türkiye](/flags/tr.png)
![Hasan Bayram](https://cdn.adscientificindex.com/pictures/7d/210146.jpg)
Pulmonology
respiratory cell biology
molecular medicine
allergy
immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,975
1,847
0.465
* Total Citation Counts Rankings
World Rank
249,779
Country Rank
1,860
Institution Rank : 48
![](https://cdn.adscientificindex.com/logos/2818.png)
![Türkiye](/flags/tr.png)
![Ayşe Başak Engin](https://cdn.adscientificindex.com/pictures/85/206159.jpg)
toxicology
nanotoxicology
immunology
oxidative stress
tryptophan metabolism
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,940
2,722
0.691
* Total Citation Counts Rankings
World Rank
262,840
Country Rank
2,041
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/633.png)
![Türkiye](/flags/tr.png)
![Ali Acar](/user/assets/images/profile/no-profile-photo.png)
medical immunology
infectious diseas and medical microbiology
hospital infections
biofilm infections
vaccination
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,720
1,315
0.353
* Total Citation Counts Rankings
World Rank
265,273
Country Rank
2,067
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/1118.png)
![Türkiye](/flags/tr.png)
![Haluk Barbaros Oral|Haluk Barbaros Oral](https://cdn.adscientificindex.com/pictures/8a/209989.jpg)
Immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,680
981
0.267
* Total Citation Counts Rankings
World Rank
268,809
Country Rank
2,116
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/4939.jpg)
![Türkiye](/flags/tr.png)
![Dilek Azkur](/user/assets/images/profile/no-profile-photo.png)
Pediatrik Alerji ve İmmünoloji
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,621
3,222
0.890
* Total Citation Counts Rankings
World Rank
277,547
Country Rank
2,224
Institution Rank : 36
![](https://cdn.adscientificindex.com/logos/4445.png)
![Türkiye](/flags/tr.png)
![Umut Can Küçüksezer](/user/assets/images/profile/no-profile-photo.png)
İmmünoloji
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,489
2,162
0.620
* Total Citation Counts Rankings
World Ranking
75,716
Country Ranking
264
Institution Ranking
2
Sevgi Keleş
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,192
9,876
0.810
![](https://cdn.adscientificindex.com/logos/6269.png)
Allergy
Immunology
Pediatrics
* Total Citation Counts Rankings
World Ranking
77,804
Country Ranking
277
Institution Ranking
21
Ilhan Tezcan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,923
4,478
0.376
* Total Citation Counts Rankings
World Ranking
100,817
Country Ranking
399
Institution Ranking
35
Ümit Murat Şahiner
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,563
6,717
0.702
![](https://cdn.adscientificindex.com/logos/3119.jpg)
Allergy and immunology
* Total Citation Counts Rankings
World Ranking
108,689
Country Ranking
443
Institution Ranking
8
Banu Bozkurt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,955
6,723
0.751
* Total Citation Counts Rankings
World Ranking
118,799
Country Ranking
505
Institution Ranking
9
Ayşe Metin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,279
3,443
0.416
![](https://cdn.adscientificindex.com/logos/7454.png)
primer immün yetmezlik
sekonder immün yetmezlik
* Total Citation Counts Rankings
World Ranking
119,101
Country Ranking
508
Institution Ranking
32
Yıldız Tütüncü
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,261
2,238
0.271
* Total Citation Counts Rankings
World Ranking
123,119
Country Ranking
538
Institution Ranking
14
Günnur Deniz
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,013
4,114
0.513
* Total Citation Counts Rankings
World Ranking
137,674
Country Ranking
665
Institution Ranking
50
Bülent Enis Şekerel
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,235
3,512
0.485
* Total Citation Counts Rankings
World Ranking
160,731
Country Ranking
854
Institution Ranking
8
Can Naci Kocabaş
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,236
2,497
0.400
![](https://cdn.adscientificindex.com/logos/5925.png)
Allergy
immunology
pediatrics
* Total Citation Counts Rankings
World Ranking
165,449
Country Ranking
897
Institution Ranking
2
Ahmet Kürşat Azkur
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,060
4,392
0.725
![](https://cdn.adscientificindex.com/logos/4939.jpg)
Veterinary-Virology-Immunology
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![Adscientificindex](/assets/images/banner_click.png)
* Total Citation Counts Rankings
World Ranking
186,297
Country Ranking
1,112
Institution Ranking
24
Elif Karakoc-Aydiner
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,375
3,968
0.738
* Total Citation Counts Rankings
World Ranking
190,186
Country Ranking
1,148
Institution Ranking
27
Ahmet Oğuzhan Özen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,258
3,834
0.729
![](https://cdn.adscientificindex.com/logos/5541.png)
Çocuk Alerjisi
Primer İmmün Yetmezlikler
* Total Citation Counts Rankings
World Ranking
191,005
Country Ranking
1,153
Institution Ranking
28
Safa Barış
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,235
4,065
0.777
![](https://cdn.adscientificindex.com/logos/5541.png)
Immune dysregulation
Severe eczema
Immunotherapy
* Total Citation Counts Rankings
World Ranking
205,671
Country Ranking
1,291
Institution Ranking
31
Cevdet Özdemir
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,852
2,502
0.516
![](https://cdn.adscientificindex.com/logos/4444.png)
allergy
pediatrics
immunology
T regulatory cells
precision medicine
* Total Citation Counts Rankings
World Ranking
207,591
Country Ranking
1,305
Institution Ranking
26
Ali Ünal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,805
2,507
0.522
![](https://cdn.adscientificindex.com/logos/2332.jpg)
Hematology
Oncology
Immunology
Stem Cell
Cancer Vaccine
* Total Citation Counts Rankings
World Ranking
211,984
Country Ranking
1,349
Institution Ranking
40
Güzide Aksu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,703
1,976
0.420
![](https://cdn.adscientificindex.com/logos/2274.png)
pediatric rheumatology
pediatric immunology
* Total Citation Counts Rankings
World Ranking
214,907
Country Ranking
1,392
Institution Ranking
44
Figen Dogu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,635
2,852
0.615
![](https://cdn.adscientificindex.com/logos/484.png)
primary immunodeficiencies
* Total Citation Counts Rankings
World Ranking
215,238
Country Ranking
1,398
Institution Ranking
18
Öner Özdemir
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,627
2,102
0.454
![](https://cdn.adscientificindex.com/logos/7537.jpg)
Pediatrik Alerji-İmmünoloji
* Total Citation Counts Rankings
World Ranking
243,604
Country Ranking
1,779
Institution Ranking
43
Emel Ekşioğlu Demiralp
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,048
1,156
0.286
* Total Citation Counts Rankings
World Ranking
247,777
Country Ranking
1,834
Institution Ranking
66
Hasan Bayram
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,975
1,847
0.465
![](https://cdn.adscientificindex.com/logos/4972.png)
Pulmonology
respiratory cell biology
molecular medicine
allergy
immunology
* Total Citation Counts Rankings
World Ranking
249,779
Country Ranking
1,860
Institution Ranking
48
Ayşe Başak Engin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,940
2,722
0.691
![](https://cdn.adscientificindex.com/logos/2818.png)
toxicology
nanotoxicology
immunology
oxidative stress
tryptophan metabolism
* Total Citation Counts Rankings
World Ranking
262,840
Country Ranking
2,041
Institution Ranking
7
Ali Acar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,720
1,315
0.353
![](https://cdn.adscientificindex.com/logos/633.png)
medical immunology
infectious diseas and medical microbiology
hospital infections
biofilm infections
vaccination
* Total Citation Counts Rankings
World Ranking
265,273
Country Ranking
2,067
Institution Ranking
18
Haluk Barbaros Oral|Haluk Barbaros Oral
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,680
981
0.267
* Total Citation Counts Rankings
World Ranking
268,809
Country Ranking
2,116
Institution Ranking
5
Dilek Azkur
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,621
3,222
0.890
![](https://cdn.adscientificindex.com/logos/4939.jpg)
Pediatrik Alerji ve İmmünoloji
* Total Citation Counts Rankings
World Ranking
277,547
Country Ranking
2,224
Institution Ranking
36
Umut Can Küçüksezer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,489
2,162
0.620