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 Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Total Citation Counts Rankings
Ranking Based On Selection :1
SDH
Health policy
Health Economic
Policy & Economic Evaluation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,661
38,936
0.913
* Total Citation Counts Rankings
Ranking Based On Selection :2
Environmental Health Engineering
water and wastewater research
Air pollution
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,407
24,381
0.960
* Total Citation Counts Rankings
Ranking Based On Selection :3
Health Administration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,610
18,399
0.989
* Total Citation Counts Rankings
Ranking Based On Selection :4
Regenerative Medicine
Stem cell therapy
Nano-drug delivery systems
CRISPR/Cas9 technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,753
6,325
0.723
* Total Citation Counts Rankings
Ranking Based On Selection :5
Cancer Epidemiology
Biostatistics
Gastroentrology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,592
5,804
0.880
* Total Citation Counts Rankings
Ranking Based On Selection :6
Water & wastewater treatment
Electrochemical wastewater treatment
Biological wastewater treatment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,991
4,572
0.916
* Total Citation Counts Rankings
Ranking Based On Selection :7
Toxicology & Pharmacology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,618
2,699
0.584
* Total Citation Counts Rankings
Ranking Based On Selection :8
Occupational hygiene
air pollution
Health Science
Environmental Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,125
1,625
0.520
* Total Citation Counts Rankings
Ranking Based On Selection :9
Health Promotion
Cultural Competency
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,689
1,900
0.707
* Total Citation Counts Rankings
Ranking Based On Selection :10
Biostatistics
Epidemiology
Statistics
Demography
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,651
1,407
0.531
* Total Citation Counts Rankings
Ranking Based On Selection :11
In silico biomolecular design & synthesis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,786
1,229
0.688
* Total Citation Counts Rankings
Ranking Based On Selection :12
Drug screening and development for gastric cancer
development of extraction methods for chemicals from biological fluids.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,649
803
0.487
* Total Citation Counts Rankings
Ranking Based On Selection :13
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,624
1,208
0.744
* Total Citation Counts Rankings
Ranking Based On Selection :14
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,542
1,327
0.861
* Total Citation Counts Rankings
Ranking Based On Selection :15
Drug discovery
electrochemical biosensors
quantum dot
Nano-biotechnology
optical biosensors
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,367
1,003
0.734
* Total Citation Counts Rankings
Ranking Based On Selection :16
Respiratory Physiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,352
971
0.718
* Total Citation Counts Rankings
Ranking Based On Selection :17
Biophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,342
692
0.516
* Total Citation Counts Rankings
Ranking Based On Selection :18
water and wastewater treatment
chemical degradation
Environmental Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,308
1,019
0.779
* Total Citation Counts Rankings
Ranking Based On Selection :19
palliative care in nursing
care in chronic diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,262
837
0.663
* Total Citation Counts Rankings
Ranking Based On Selection :20
COPD
Asthma
Lung Cancer
VTE
Mustard Lung.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,258
981
0.780
* Total Citation Counts Rankings
Ranking Based On Selection :21
Psychiatry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,243
965
0.776
* Total Citation Counts Rankings
Ranking Based On Selection :22
Antioxidants
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,127
820
0.728
* Total Citation Counts Rankings
Ranking Based On Selection :23
infectious disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,123
671
0.598
* Total Citation Counts Rankings
Ranking Based On Selection :24
medical toxicology
forensic medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,102
693
0.629
* Total Citation Counts Rankings
Ranking Based On Selection :25
Water and wastewater treatment
Environmental Engineering
Antimicrobial testing
Electrochemical
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,054
816
0.774
Hamed Zandian
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,661
38,936
0.913
SDH
Health policy
Health Economic
Policy & Economic Evaluation
Mehdi Fazlzadeh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,407
24,381
0.960
Environmental Health Engineering
water and wastewater research
Air pollution
Davoud Adham
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,610
18,399
0.989
Kazem Nejati
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,753
6,325
0.723
Regenerative Medicine
Stem cell therapy
Nano-drug delivery systems
CRISPR/Cas9 technology
Farhad Pourfarzi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,592
5,804
0.880
Cancer Epidemiology
Biostatistics
Gastroentrology
Abdollah Dargahi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,991
4,572
0.916
Water & wastewater treatment
Electrochemical wastewater treatment
Biological wastewater treatment
Sara Mostafalou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,618
2,699
0.584
Toxicology & Pharmacology
Sadegh Hazrati
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,125
1,625
0.520
Occupational hygiene
air pollution
Health Science
Environmental Science
Aziz Kamran
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,689
1,900
0.707
Health Promotion
Cultural Competency
Firouz Amani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,651
1,407
0.531
Biostatistics
Epidemiology
Statistics
Demography
Nima Razzaghi Asl
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,786
1,229
0.688
In silico biomolecular design & synthesis
Shahab Bohlooli
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,649
803
0.487
Drug screening and development for gastric cancer
development of extraction methods for chemicals from biological fluids.
Mohsen Arzanlou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,624
1,208
0.744
Farzad Khademi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,542
1,327
0.861
Mohammad Johari Ahar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,367
1,003
0.734
Drug discovery
electrochemical biosensors
quantum dot
Nano-biotechnology
optical biosensors
Mohammad Reza Aslani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,352
971
0.718
Mojtaba Amani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,342
692
0.516
S Ahmad Mokhtari
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,308
1,019
0.779
water and wastewater treatment
chemical degradation
Environmental Management
Mehdi Heidarzadeh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,262
837
0.663
palliative care in nursing
care in chronic diseases
Hassan Ghobadi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,258
981
0.780
COPD
Asthma
Lung Cancer
VTE
Mustard Lung.
Parviz Molavi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,243
965
0.776
Mohammad Mazani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,127
820
0.728
Shahram Habibzadeh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,123
671
0.598
Esmaeil Farzaneh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,102
693
0.629
medical toxicology
forensic medicine
Shahram Nazari
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,054
816
0.774
Water and wastewater treatment
Environmental Engineering
Antimicrobial testing
Electrochemical