Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Architecture and Design, 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)
![John C Marshall](https://cdn.adscientificindex.com/pictures/a0/4305715.jpg)
Sepsis
Innate Immunity
Apoptosis
Clinical Trials
Critical Care Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
176,980
76,200
0.431
![N Justin Marshall](https://cdn.adscientificindex.com/pictures/e1/124841.jpg)
Vision
Marine Ecology
Neuroscience
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,838
10,773
0.493
* Last 6 Years Citation Counts Rankings
![Wallace Marshall](https://cdn.adscientificindex.com/pictures/7d/1876848.jpg)
Cell Biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,521
7,214
0.370
![Zeid Khitan](https://cdn.adscientificindex.com/pictures/fc/1388782.jpg)
Nephrology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,519
6,205
0.952
![Tom Marshall](https://cdn.adscientificindex.com/pictures/13/4321871.jpg)
Health services research
primary care
quality improvement
health informatics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,549
6,114
0.580
* Last 6 Years Citation Counts Rankings
![Simon Marshall](https://cdn.adscientificindex.com/pictures/5f/1771737.jpg)
Physical Activity and Public Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,947
5,778
0.290
![Andrea Marshall](https://cdn.adscientificindex.com/pictures/14/118312.jpg)
critical care
nutrition
knowledge translation
patient-family centred care
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,094
4,632
0.653
* Last 6 Years Citation Counts Rankings
![John M Marshall](https://cdn.adscientificindex.com/pictures/93/1734978.jpg)
Infectious Disease Modeling
Malaria Epidemiology
Mosquito Control
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,759
4,389
0.762
* Last 6 Years Citation Counts Rankings
![Jean S Marshall](/user/assets/images/profile/no-profile-photo.png)
Immunology and Inflammation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,985
3,957
0.283
* Last 6 Years Citation Counts Rankings
![John Marshall](https://cdn.adscientificindex.com/pictures/80/1683037.jpg)
Endocrinology
pituitary
neuroendocrinology
LH
PCOS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,626
3,858
0.219
* Last 6 Years Citation Counts Rankings
![Jennifer Louise Marshall](/user/assets/images/profile/no-profile-photo.png)
Immunology
Rheumatoid Arthritis
B cells
Fibroblasts
Vaccines
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,861
3,620
0.745
* Last 6 Years Citation Counts Rankings
![Masahiro Marshall Nakagawa](/user/assets/images/profile/no-profile-photo.png)
Hematopoiesis
Leukemia
Hematopoietic Stem Cells
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,241
2,741
0.646
![Komal Sodhi](/user/assets/images/profile/no-profile-photo.png)
Physiology
Pharmacology
Toxicology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,032
2,394
0.594
* Last 6 Years Citation Counts Rankings
![Stuart Marshall](https://cdn.adscientificindex.com/pictures/3c/4870.jpg)
Anaesthesia
Human Factors
Education
Digital Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,530
2,325
0.659
* Last 6 Years Citation Counts Rankings
![Charles R Marshall](https://cdn.adscientificindex.com/pictures/27/1344945.jpg)
Cognitive Neurology
Neurodegenerative Disease
Dementia Prevention
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,261
2,139
0.946
* Last 6 Years Citation Counts Rankings
![Christopher W Marshall](https://cdn.adscientificindex.com/pictures/1b/1411658.jpg)
Microbiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,001
2,054
0.684
* Last 6 Years Citation Counts Rankings
![Tom Rhys Marshall](https://cdn.adscientificindex.com/pictures/a7/1158071.jpg)
Cognitive Neuroscience
Computational Neuroscience
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,185
1,947
0.891
* Last 6 Years Citation Counts Rankings
![Garland R Marshall](https://cdn.adscientificindex.com/pictures/0b/1330573.jpg)
drug design
molecular modeling
peptide chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,498
1,908
0.098
* Last 6 Years Citation Counts Rankings
![ARM Ruhul Amin](https://cdn.adscientificindex.com/pictures/e1/1390375.jpg)
Cancer Biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,735
1,829
0.386
* Last 6 Years Citation Counts Rankings
![Marshall A Lichtman](https://cdn.adscientificindex.com/pictures/97/1620355.jpg)
hematology
cell biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,038
1,732
0.144
![Marshall Hagins](https://cdn.adscientificindex.com/pictures/94/1390255.jpg)
Low back pain and breath control
yoga
landing biomechanics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,540
1,632
0.461
* Last 6 Years Citation Counts Rankings
![Emily Marshall|Emily Gard Marshall](https://cdn.adscientificindex.com/pictures/b1/657686.jpg)
Health Services Research
Primary Health Care
Access to Care
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,024
1,627
0.804
* Last 6 Years Citation Counts Rankings
![Muhammad Omer Jamil](/user/assets/images/profile/no-profile-photo.png)
Hematology and Oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,088
1,554
0.744
* Last 6 Years Citation Counts Rankings
![Amir Nasrolahi Shirazi](https://cdn.adscientificindex.com/pictures/95/1392827.jpg)
Pharmacy Practice
Drug Delivery
Cancer Therapy
Medicinal Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,536
1,465
0.578
* Last 6 Years Citation Counts Rankings
![Joyce L Marshall](https://cdn.adscientificindex.com/pictures/3f/1281088.jpg)
infant feeding
breastfeeding
maternal and child health
midwifery
knowledge and evidence use
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,411
1,348
0.559
John C Marshall
University of Toronto
Toronto, Canada
![Canada](/flags/ca.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
176,980
76,200
0.431
Sepsis
Innate Immunity
Apoptosis
Clinical Trials
Critical Care Medicine
N Justin Marshall
University of Queensland
St Lucia, Australia
![Australia](/flags/au.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,838
10,773
0.493
Vision
Marine Ecology
Neuroscience
Wallace Marshall
University of California San Francisco
San Francisco, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,521
7,214
0.370
Zeid Khitan
Marshall University
Huntington, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,519
6,205
0.952
Tom Marshall
University of Birmingham
Birmingham, United Kingdom
![United Kingdom](/flags/gb.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,549
6,114
0.580
Health services research
primary care
quality improvement
health informatics
Simon Marshall
University of California San Diego
San Diego, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,947
5,778
0.290
Physical Activity and Public Health
Andrea Marshall
Griffith University
Brisbane, Australia
![Australia](/flags/au.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,094
4,632
0.653
critical care
nutrition
knowledge translation
patient-family centred care
John M Marshall
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,759
4,389
0.762
Infectious Disease Modeling
Malaria Epidemiology
Mosquito Control
Jean S Marshall
Dalhousie University
Halifax, Canada
![Canada](/flags/ca.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,985
3,957
0.283
Immunology and Inflammation
John Marshall
University of Virginia
Charlottesville, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,626
3,858
0.219
Endocrinology
pituitary
neuroendocrinology
LH
PCOS
Jennifer Louise Marshall
University of Birmingham
Birmingham, United Kingdom
![United Kingdom](/flags/gb.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,861
3,620
0.745
Immunology
Rheumatoid Arthritis
B cells
Fibroblasts
Vaccines
Masahiro Marshall Nakagawa
Kyoto University
Kyoto, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,241
2,741
0.646
Hematopoiesis
Leukemia
Hematopoietic Stem Cells
Komal Sodhi
Marshall University
Huntington, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,032
2,394
0.594
Physiology
Pharmacology
Toxicology
Stuart Marshall
Monash University
Clayton, Australia
![Australia](/flags/au.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,530
2,325
0.659
Anaesthesia
Human Factors
Education
Digital Health
Charles R Marshall
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,261
2,139
0.946
Cognitive Neurology
Neurodegenerative Disease
Dementia Prevention
Christopher W Marshall
Marquette University
Milwaukee, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,001
2,054
0.684
Tom Rhys Marshall
University of Oxford
Oxford, United Kingdom
![United Kingdom](/flags/gb.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,185
1,947
0.891
Cognitive Neuroscience
Computational Neuroscience
Garland R Marshall
Washington University Saint Louis
St. Louis, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,498
1,908
0.098
drug design
molecular modeling
peptide chemistry
ARM Ruhul Amin
Marshall University
Huntington, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,735
1,829
0.386
Marshall A Lichtman
University of Rochester
Rochester, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,038
1,732
0.144
Marshall Hagins
Long Island University
Brooklyn, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,540
1,632
0.461
Low back pain and breath control
yoga
landing biomechanics
Emily Marshall|Emily Gard Marshall
Dalhousie University
Halifax, Canada
![Canada](/flags/ca.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,024
1,627
0.804
Health Services Research
Primary Health Care
Access to Care
Muhammad Omer Jamil
Marshall University
Huntington, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,088
1,554
0.744
Amir Nasrolahi Shirazi
Marshall B Ketchum University
Fullerton, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,536
1,465
0.578
Pharmacy Practice
Drug Delivery
Cancer Therapy
Medicinal Chemistry
Joyce L Marshall
University of Huddersfield
Huddersfield, United Kingdom
![United Kingdom](/flags/gb.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,411
1,348
0.559
infant feeding
breastfeeding
maternal and child health
midwifery
knowledge and evidence use