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
117,938
Country Rank
46,207
Institution Rank : 120
![](https://cdn.adscientificindex.com/logos/11178.png)
![United States](/flags/us.png)
![Nader Hanna](https://cdn.adscientificindex.com/pictures/8e/1291215.jpg)
Cancer
surgery
clinical trials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,332
3,284
0.394
* Total Citation Counts Rankings
World Rank
156,424
Country Rank
58,779
Institution Rank : 150
![](https://cdn.adscientificindex.com/logos/11178.png)
![United States](/flags/us.png)
![Zhongjun J Wu](https://cdn.adscientificindex.com/pictures/87/1296546.jpg)
Artificial organs
cardiovascular disease
heart valve
assist device
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,405
3,246
0.507
* Total Citation Counts Rankings
World Rank
221,465
Country Rank
78,665
Institution Rank : 201
![](https://cdn.adscientificindex.com/logos/11178.png)
![United States](/flags/us.png)
![Bradley S Taylor](/user/assets/images/profile/no-profile-photo.png)
Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,487
1,867
0.416
* Total Citation Counts Rankings
World Rank
270,138
Country Rank
92,907
Institution Rank : 238
![](https://cdn.adscientificindex.com/logos/11178.png)
![United States](/flags/us.png)
![Michael J Richmond](https://cdn.adscientificindex.com/pictures/15/1290687.jpg)
Trauma Systems Design
General Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,600
3,404
0.946
* Total Citation Counts Rankings
World Rank
291,537
Country Rank
99,183
Institution Rank : 248
![](https://cdn.adscientificindex.com/logos/11178.png)
![United States](/flags/us.png)
![Hossam Abdou](/user/assets/images/profile/no-profile-photo.png)
General Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,294
3,270
0.993
* Total Citation Counts Rankings
World Rank
377,492
Country Rank
123,315
Institution Rank : 292
![](https://cdn.adscientificindex.com/logos/11178.png)
![United States](/flags/us.png)
![Jonathan Pearl](https://cdn.adscientificindex.com/pictures/3d/1303461.jpg)
Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,394
649
0.271
* Total Citation Counts Rankings
World Rank
405,853
Country Rank
131,048
Institution Rank : 309
![](https://cdn.adscientificindex.com/logos/11178.png)
![United States](/flags/us.png)
![Stephen M Kavic](https://cdn.adscientificindex.com/pictures/54/1294330.jpg)
surgery
residency
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,174
816
0.375
* Total Citation Counts Rankings
World Rank
527,034
Country Rank
163,788
Institution Rank : 385
![](https://cdn.adscientificindex.com/logos/11178.png)
![United States](/flags/us.png)
![Amir Manafi](/pictures/86/1297262.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,493
1,340
0.898
* Total Citation Counts Rankings
World Rank
697,874
Country Rank
207,480
Institution Rank : 470
![](https://cdn.adscientificindex.com/logos/11178.png)
![United States](/flags/us.png)
![Samuel J Gavzy](/pictures/27/1293416.jpg)
Immunobiology
Transplant Immunology
Mucosal Immunology
Molecular Biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
921
589
0.640
* Total Citation Counts Rankings
World Rank
836,356
Country Rank
239,456
Institution Rank : 547
![](https://cdn.adscientificindex.com/logos/11178.png)
![United States](/flags/us.png)
![Shuqiong Niu](https://cdn.adscientificindex.com/pictures/9e/1294008.jpg)
Peripheral Nervous Injury (PNI) and Spinal Cord Injury (SCI)
Inflammation
Nanoparticle
Cancer
Artificial Heart and Lung tran
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
620
229
0.369
* Total Citation Counts Rankings
World Rank
1,713,062
Country Rank
377,924
Institution Rank : 790
![](https://cdn.adscientificindex.com/logos/11178.png)
![United States](/flags/us.png)
![Adrienne Kambouris](/user/assets/images/profile/no-profile-photo.png)
Surgery
Microbiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37
37
1.000
* Total Citation Counts Rankings
World Ranking
117,938
Country Ranking
46,207
Institution Ranking
120
Nader Hanna
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,332
3,284
0.394
![](https://cdn.adscientificindex.com/logos/11178.png)
Cancer
surgery
clinical trials
* Total Citation Counts Rankings
World Ranking
156,424
Country Ranking
58,779
Institution Ranking
150
Zhongjun J Wu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,405
3,246
0.507
![](https://cdn.adscientificindex.com/logos/11178.png)
Artificial organs
cardiovascular disease
heart valve
assist device
* Total Citation Counts Rankings
World Ranking
221,465
Country Ranking
78,665
Institution Ranking
201
Bradley S Taylor
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,487
1,867
0.416
* Total Citation Counts Rankings
World Ranking
270,138
Country Ranking
92,907
Institution Ranking
238
Michael J Richmond
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,600
3,404
0.946
![](https://cdn.adscientificindex.com/logos/11178.png)
Trauma Systems Design
General Surgery
* Total Citation Counts Rankings
World Ranking
291,537
Country Ranking
99,183
Institution Ranking
248
Hossam Abdou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,294
3,270
0.993
* Total Citation Counts Rankings
World Ranking
377,492
Country Ranking
123,315
Institution Ranking
292
Jonathan Pearl
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,394
649
0.271
* Total Citation Counts Rankings
World Ranking
405,853
Country Ranking
131,048
Institution Ranking
309
Stephen M Kavic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,174
816
0.375
* Total Citation Counts Rankings
World Ranking
527,034
Country Ranking
163,788
Institution Ranking
385
Amir Manafi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,493
1,340
0.898
* Total Citation Counts Rankings
World Ranking
697,874
Country Ranking
207,480
Institution Ranking
470
Samuel J Gavzy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
921
589
0.640
![](https://cdn.adscientificindex.com/logos/11178.png)
Immunobiology
Transplant Immunology
Mucosal Immunology
Molecular Biology
* Total Citation Counts Rankings
World Ranking
836,356
Country Ranking
239,456
Institution Ranking
547
Shuqiong Niu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
620
229
0.369
![](https://cdn.adscientificindex.com/logos/11178.png)
Peripheral Nervous Injury (PNI) and Spinal Cord Injury (SCI)
Inflammation
Nanoparticle
Cancer
Artificial Heart and Lung tran
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* Total Citation Counts Rankings
World Ranking
1,713,062
Country Ranking
377,924
Institution Ranking
790
Adrienne Kambouris
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37
37
1.000