Citation Rankings
Highly Cited Researchers

Arbor Research Collaborative for Health Highly Cited Researchers CitationOthers Rankings 2025

Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation IndexUniversities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025

* Total Citation Counts Rankings
Ranking Based On Selection :1
United States
Robert M. Merion
transplantation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38,961
10,986
0.282
* Total Citation Counts Rankings
Ranking Based On Selection :2
United States
Bruce Robinson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,976
15,645
0.653
* Total Citation Counts Rankings
Ranking Based On Selection :3
United States
Keith Mccullough
Dialysis
transplantation
survival analyses
simulation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,109
7,058
0.538
* Total Citation Counts Rankings
Ranking Based On Selection :4
United States
Purna Mukhopadhyay
Healthcare claims data
Statistics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,143
4,531
0.738
* Total Citation Counts Rankings
Ranking Based On Selection :5
United States
Margaret Helmuth
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,992
4,709
0.786
* Total Citation Counts Rankings
Ranking Based On Selection :6
United States
Junhui Zhao
health care
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,608
1,333
0.829
* Total Citation Counts Rankings
Ranking Based On Selection :7
United States
Abigail Smith
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,422
1,191
0.838
* Total Citation Counts Rankings
Ranking Based On Selection :8
United States
Christine Stanik
Person-centered care
elder care
systems level intervention
comprehensive evaluation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
835
410
0.491
* Total Citation Counts Rankings
Rankings
14,370
United States
6,817
1
Ranking Based On Selection: 1
Robert M. Merion
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38,961
10,986
0.282
* Total Citation Counts Rankings
Rankings
30,388
United States
13,867
2
Ranking Based On Selection: 2
Bruce Robinson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,976
15,645
0.653
* Total Citation Counts Rankings
Rankings
69,089
United States
28,943
3
Ranking Based On Selection: 3
Keith Mccullough
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,109
7,058
0.538
Dialysis
transplantation
survival analyses
simulation
* Total Citation Counts Rankings
Rankings
162,993
United States
60,704
4
Ranking Based On Selection: 4
Purna Mukhopadhyay
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,143
4,531
0.738
Healthcare claims data
Statistics
* Total Citation Counts Rankings
Rankings
167,134
United States
61,999
6
Ranking Based On Selection: 5
Margaret Helmuth
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,992
4,709
0.786
* Total Citation Counts Rankings
Rankings
500,853
United States
156,413
9
Ranking Based On Selection: 6
Junhui Zhao
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,608
1,333
0.829
* Total Citation Counts Rankings
Rankings
542,160
United States
167,435
10
Ranking Based On Selection: 7
Abigail Smith
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,422
1,191
0.838
* Total Citation Counts Rankings
Rankings
731,160
United States
215,027
11
Ranking Based On Selection: 8
Christine Stanik
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
835
410
0.491
Person-centered care
elder care
systems level intervention
comprehensive evaluation