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
9,378
Country Rank
47
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Sofia Androudi](https://cdn.adscientificindex.com/pictures/38/1846607.jpg)
Ophthalmology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
50,906
45,928
0.902
* Total Citation Counts Rankings
World Rank
1,389,582
Country Rank
2,046
Institution Rank : 80
![](https://cdn.adscientificindex.com/logos/5625.jpg)
![Bulgaria](/flags/bg.png)
![Anani Toshev](/pictures/7c/5058066.jpg)
Ophthalmology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
104
95
0.913
* Total Citation Counts Rankings
World Rank
1,654,198
Country Rank
2,710
Institution Rank : 101
![](https://cdn.adscientificindex.com/logos/5625.jpg)
![Bulgaria](/flags/bg.png)
![Alina Levi](/pictures/75/5058054.jpg)
Ophthalmology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
46
31
0.674
* Total Citation Counts Rankings
World Ranking
9,378
Country Ranking
47
Institution Ranking
1
Sofia Androudi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
50,906
45,928
0.902
* Total Citation Counts Rankings
World Ranking
1,389,582
Country Ranking
2,046
Institution Ranking
80
Anani Toshev
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
104
95
0.913
* Total Citation Counts Rankings
World Ranking
1,654,198
Country Ranking
2,710
Institution Ranking
101
Alina Levi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
46
31
0.674