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
846,448
Country Rank
1,016
Institution Rank : 53
![](https://cdn.adscientificindex.com/logos/5829.png)
![Kenya](/flags/ke.png)
![Simeon Kipkoech Mining](/pictures/34/90722.jpg)
immunology
oncology
medical education
parasitology
interprofessional education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
601
277
0.461
* Total Citation Counts Rankings
World Rank
1,147,591
Country Rank
9,031
Institution Rank : 321
![](https://cdn.adscientificindex.com/logos/5663.png)
![Egypt](/flags/eg.png)
![Gehan S. Sadek](/pictures/d2/4373115.jpg)
Medical Education & Medical Parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
216
104
0.481
* Total Citation Counts Rankings
World Ranking
846,448
Country Ranking
1,016
Institution Ranking
53
Simeon Kipkoech Mining
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
601
277
0.461
![](https://cdn.adscientificindex.com/logos/5829.png)
immunology
oncology
medical education
parasitology
interprofessional education
* Total Citation Counts Rankings
World Ranking
1,147,591
Country Ranking
9,031
Institution Ranking
321
Gehan S. Sadek
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
216
104
0.481
![](https://cdn.adscientificindex.com/logos/5663.png)
Medical Education & Medical Parasitology