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
789,548
Country Rank
26,561
Institution Rank : 559
![](https://cdn.adscientificindex.com/logos/10401.png)
![Germany](/flags/de.png)
![Alexandros Hadjilaou](/pictures/b6/4700854.jpg)
neurology
immunology
infectious diseases
parasitology
malaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
711
540
0.759
* Total Citation Counts Rankings
World Ranking
789,548
Country Ranking
26,561
Institution Ranking
559
Alexandros Hadjilaou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
711
540
0.759
![](https://cdn.adscientificindex.com/logos/10401.png)
neurology
immunology
infectious diseases
parasitology
malaria