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
164,633
Country Rank
479
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/9771.png)
![Portugal](/flags/pt.png)
![Olga Lourenco](https://cdn.adscientificindex.com/pictures/3b/4368504.jpg)
Immunology
Epidemiology
Respiratory Diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,090
5,874
0.965
* Total Citation Counts Rankings
World Rank
1,430,139
Country Rank
5,289
Institution Rank : 196
![](https://cdn.adscientificindex.com/logos/9771.png)
![Portugal](/flags/pt.png)
![Aj Esgalhado](/user/assets/images/profile/no-profile-photo.png)
Immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
92
84
0.913
* Total Citation Counts Rankings
World Ranking
164,633
Country Ranking
479
Institution Ranking
21
Olga Lourenco
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,090
5,874
0.965
![](https://cdn.adscientificindex.com/logos/9771.png)
Immunology
Epidemiology
Respiratory Diseases
* Total Citation Counts Rankings
World Ranking
1,430,139
Country Ranking
5,289
Institution Ranking
196
Aj Esgalhado
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
92
84
0.913