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
Respiratory Medicine
Respiratory care
Critical Care
COPD
Medical Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,028
3,015
0.996
* Total Citation Counts Rankings
Ranking Based On Selection :2
Environmental Toxicology
Environmental Biotechnology
Environmental Medicine
Microbial Biotechnology
Natural Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,765
405
0.229
* Total Citation Counts Rankings
Ranking Based On Selection :3
Atomic Physics
Molecular Physics
Spectroscopy
Electron Collisions
Antimatter Collisions
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
994
106
0.107
* Total Citation Counts Rankings
Ranking Based On Selection :4
anaesthesia and pain management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
802
493
0.615
* Total Citation Counts Rankings
Ranking Based On Selection :5
physical therapy
sports medicine
rehabilitation
medical education
leadership
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
644
496
0.770
* Total Citation Counts Rankings
Ranking Based On Selection :6
diagnosic tests
parasiology
epidemiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
637
461
0.724
* Total Citation Counts Rankings
Ranking Based On Selection :7
Pharmacology
Clinical pharmacy
Pharmacovigillance
Clinical Research
Herbal Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
635
539
0.849
* Total Citation Counts Rankings
Ranking Based On Selection :8
Research and Biostatistics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
473
448
0.947
* Total Citation Counts Rankings
Ranking Based On Selection :9
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
393
333
0.847
* Total Citation Counts Rankings
Ranking Based On Selection :10
Clinical Chemistry
Biochemistry
Nanotechnology
Cancer
Vaccines
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
368
212
0.576
* Total Citation Counts Rankings
Ranking Based On Selection :11
immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
315
206
0.654
* Total Citation Counts Rankings
Ranking Based On Selection :12
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
313
92
0.294
* Total Citation Counts Rankings
Ranking Based On Selection :13
Biochemistry and molecular diagnostics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
274
201
0.734
* Total Citation Counts Rankings
Ranking Based On Selection :14
Clinical Biochemistry
Metabolomics
Lipidomics
Molecular Diagnosis
Medical Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
256
255
0.996
* Total Citation Counts Rankings
Ranking Based On Selection :15
Respiratory Care
Medical Education
Sleep Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
254
235
0.925
* Total Citation Counts Rankings
Ranking Based On Selection :16
Molecular Medicine
laboratory science
metabolic disorders
cardiovascular disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
217
157
0.724
* Total Citation Counts Rankings
Ranking Based On Selection :17
Biomedical Technology
Biomedical Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
191
146
0.764
* Total Citation Counts Rankings
Ranking Based On Selection :18
Molecular Biology
Biochemistry
Immunology
Parasitology
Cancer biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
177
112
0.633
* Total Citation Counts Rankings
Ranking Based On Selection :19
Physical Therapy
Musculoskeletal Rehabilitation
Biomechanics
Ergonomics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
171
112
0.655
* Total Citation Counts Rankings
Ranking Based On Selection :20
HISTOPATHOLOGY & CYTOLOGY
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
165
140
0.848
* Total Citation Counts Rankings
Ranking Based On Selection :21
Respiratory Care
Allied Healthcare Education
Respiratory Therapy Education
Research
Critical
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
163
162
0.994
* Total Citation Counts Rankings
Ranking Based On Selection :22
Health Administration
Hospital Management
Public Health
Healthcare Quality and Patient Safety
Epidemiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
149
90
0.604
* Total Citation Counts Rankings
Ranking Based On Selection :23
Physiotherapy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
116
53
0.457
* Total Citation Counts Rankings
Ranking Based On Selection :24
education
educational leadership
science
public health
ethics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
108
108
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :25
Respiratory Care
Critical Care
Medical Simulation
Sleep Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
102
75
0.735
Jaber Alqahtani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,028
3,015
0.996
Respiratory Medicine
Respiratory care
Critical Care
COPD
Medical Education
TM Chaudhry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,765
405
0.229
Environmental Toxicology
Environmental Biotechnology
Environmental Medicine
Microbial Biotechnology
Natural Medicine
Khaldoun Khayyat
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
994
106
0.107
Atomic Physics
Molecular Physics
Spectroscopy
Electron Collisions
Antimatter Collisions
Muhammad Ali Abbas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
802
493
0.615
anaesthesia and pain management
Eidan M Alzahrani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
644
496
0.770
physical therapy
sports medicine
rehabilitation
medical education
leadership
Salah Elsafi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
637
461
0.724
Nafis Haider
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
635
539
0.849
Pharmacology
Clinical pharmacy
Pharmacovigillance
Clinical Research
Herbal Medicine
Zechariah Jebakumar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
473
448
0.947
Mohammed Alahmari
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
393
333
0.847
Murtada Taha
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
368
212
0.576
Clinical Chemistry
Biochemistry
Nanotechnology
Cancer
Vaccines
Mohammed Abu Hassan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
315
206
0.654
Anjum Anwar Qadri,
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
313
92
0.294
Khalid Al Jubran
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
274
201
0.734
Biochemistry and molecular diagnostics
Yaser Alnaam
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
256
255
0.996
Clinical Biochemistry
Metabolomics
Lipidomics
Molecular Diagnosis
Medical Education
Saad Alrabeeah
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
254
235
0.925
Thekra N Al-Maqati
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
217
157
0.724
Molecular Medicine
laboratory science
metabolic disorders
cardiovascular disease
Riyadh Alshaqi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
191
146
0.764
Biomedical Technology
Biomedical Engineering
Ahmed Adam
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
177
112
0.633
Molecular Biology
Biochemistry
Immunology
Parasitology
Cancer biology
Ahmed Farrag
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
171
112
0.655
Physical Therapy
Musculoskeletal Rehabilitation
Biomechanics
Ergonomics
Rania S.Suliman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
165
140
0.848
Jithin K Sreedharan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
163
162
0.994
Respiratory Care
Allied Healthcare Education
Respiratory Therapy Education
Research
Critical
Mohammad Shawaheen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
149
90
0.604
Health Administration
Hospital Management
Public Health
Healthcare Quality and Patient Safety
Epidemiology
Abulkhair Beatti
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
116
53
0.457
Jenifer Vecina Quiambao
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
108
108
1.000
education
educational leadership
science
public health
ethics
Ibrahim Albalawi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
102
75
0.735
Respiratory Care
Critical Care
Medical Simulation
Sleep Medicine