Top 100 Scientists

World Medical and Health Sciences / Pediatric Gastroenterology Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,864 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

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Total 148 scientist
* Rankings
Ranking Based On Selection :1
Hania Szajewska
Paediatric nutrition
gastroenterology
evidence-based medicine
Metrics
H-Index
i10 Index
Citation
107
322
47,991
* Rankings
Ranking Based On Selection :4
Simon Ling
Pediatric Gastroenterology
Hepatology & Nutrition
Metrics
H-Index
i10 Index
Citation
48
119
11,048
Jessie M Hulst
Pediatric Nutrition
Gastroenterology
Malnutrition
nutritional assessment
Metrics
H-Index
i10 Index
Citation
41
74
8,353
Hien Quoc Huynh
pediatric gastronenterology
IBD
Eosinophilic esophagitis
Metrics
H-Index
i10 Index
Citation
40
89
5,224
* Rankings
Ranking Based On Selection :10
Ademuyiwa AO
Paediatric Gastroenterology Surgery
Surgical Education
Metrics
H-Index
i10 Index
Citation
36
76
9,529
* Rankings
Ranking Based On Selection :14
Seyed Mohsen Dehghani
Pediatrics
Pediatric Gastroenterology
Pediatric Hepatology
Pediatric Liver Transplantation
Metrics
H-Index
i10 Index
Citation
32
83
2,923
* Rankings
Ranking Based On Selection :17
Marion Rowland
Clinical Research
Epidemiology
Pediatric Gastroenterology
Metrics
H-Index
i10 Index
Citation
30
47
5,097
* Rankings
Ranking Based On Selection :19
Daisuke Tokuhara
Pediatric gastroenterology and hepatology
mucosal immunology
Metrics
H-Index
i10 Index
Citation
27
42
2,445
* Rankings
Ranking Based On Selection :23
Evelyn Hsu
Pediatric Liver Transplantation
Pediatric Hepatology
Pediatric Gastroenterology
Liver Allocation
Disparities
Metrics
H-Index
i10 Index
Citation
25
46
1,962
* Rankings
Ranking Based On Selection :25
Hamza Karabiber
Pediatric Gastroenterology
Hepatology and Nutrition
Liver Transplantation
Metrics
H-Index
i10 Index
Citation
25
47
2,037
* Rankings
Ranking Based On Selection :26
Reha Artan
pediatric gastroenterology
hepatology
nutrition
Metrics
H-Index
i10 Index
Citation
23
39
1,493
* Rankings
Ranking Based On Selection :27
Olusegun Akinyinka
Paediatric Gastroenterology
Nutrition
Child Health and Education
Metrics
H-Index
i10 Index
Citation
23
46
1,500
* Rankings
Ranking Based On Selection :28
Zarife Kuloğlu
Pediatric Gastroenterology
Hepatology and Nutrition
Metrics
H-Index
i10 Index
Citation
22
51
1,833
* Rankings
Ranking Based On Selection :32
Frank Aja Bodewes
Pediatric Gastroenterology Hepatology Transplantation Cystic fibrosis
Metrics
H-Index
i10 Index
Citation
20
27
1,465
* Rankings
Ranking Based On Selection :41
Mostafa Mohamed Sira
General Pediatrics
Pediatric Hepatology
Pediatric Gastroenterology
Pediatric Immunology
Metrics
H-Index
i10 Index
Citation
17
23
1,091
* Rankings
Ranking Based On Selection :46
Ernesto Guiraldes
Health Sciences Education
Pediatric Gastroenterology
Coeliac Disease
Functional Gastrointestinal
Metrics
H-Index
i10 Index
Citation
16
26
3,382
* Rankings
Ranking Based On Selection :49
Shiuh Bin Fang
Pediatrics
Gastroenterology
Microbiology
Salmonella virulence & antimicrobial resistance gene
Metrics
H-Index
i10 Index
Citation
15
20
753
* Rankings
Ranking Based On Selection :52
Jeana Hong
Pediatrics
Gastroenterology
Hepatology
and Nutrition
Metrics
H-Index
i10 Index
Citation
14
18
540
* Rankings
Ranking Based On Selection :60
Ahmed Megahed
Pediatric gastroenterology
Hepatology and neutrition
Metrics
H-Index
i10 Index
Citation
12
12
309
Catherine LarsonNath
Pediatric Gastroenterology
Heptatology
Nutrition and the Nutrition Care of Children
Metrics
H-Index
i10 Index
Citation
11
13
508
Dennis Spencer
Pediatric Gastroenterology
Microbiome
Microbial Pathogenesis
Academic Medicine
Metrics
H-Index
i10 Index
Citation
9
9
460
Tarik Barakat
Pediatric hepato-Gastroenterology
endoscopy and liver transplant
Metrics
H-Index
i10 Index
Citation
8
8
328
Jacob Robson
Pediatric Gastroenterology
eosinophilic esophagitis
cystic fibrosis
Metrics
H-Index
i10 Index
Citation
8
8
277
Fereshteh Karbasian
Gastroenterology-Hepatology-Pediatric emergency medicine-Pediatrics-Medical education
Metrics
H-Index
i10 Index
Citation
7
5
107
Elif Ozdogan
Pediatric gastroenterology and hepatology
immunology
transplantation
Metrics
H-Index
i10 Index
Citation
7
5
383
* Rankings
Ranking Based On Selection :100
Mohammed D. Ayoub
Pediatric gastroenterology
Pediatric hepatology
Liver Transplantation
Metrics
H-Index
i10 Index
Citation
6
6
232
Rankings
Ranking Based On Selection: 1
Hania Szajewska
Metrics
H-Index
i10 Index
Citation Counts
107
322
47,991
Paediatric nutrition
gastroenterology
evidence-based medicine
Rankings
Ranking Based On Selection: 2
Stefano Guandalini
Metrics
H-Index
i10 Index
Citation Counts
66
143
20,261
Rankings
Ranking Based On Selection: 3
Mitchell B Cohen
Metrics
H-Index
i10 Index
Citation Counts
51
117
9,804
Rankings
Ranking Based On Selection: 4
Simon Ling
Metrics
H-Index
i10 Index
Citation Counts
48
119
11,048
Rankings
Ranking Based On Selection: 5
Christophe Faure
Metrics
H-Index
i10 Index
Citation Counts
47
106
8,413
Rankings
Ranking Based On Selection: 6
Giovanni Di Nardo
Metrics
H-Index
i10 Index
Citation Counts
44
116
7,668
Rankings
Ranking Based On Selection: 7
Jessie M Hulst
Metrics
H-Index
i10 Index
Citation Counts
41
74
8,353
Pediatric Nutrition
Gastroenterology
Malnutrition
nutritional assessment
Rankings
Ranking Based On Selection: 8
Hien Quoc Huynh
Metrics
H-Index
i10 Index
Citation Counts
40
89
5,224
pediatric gastronenterology
IBD
Eosinophilic esophagitis
Rankings
Ranking Based On Selection: 9
Luis Peña Quintana
Metrics
H-Index
i10 Index
Citation Counts
40
96
6,483
Pediatrics
Nutrition
Obesity
Inborn errors of metabolism
Gastroenterology
Rankings
Ranking Based On Selection: 10
Ademuyiwa AO
Metrics
H-Index
i10 Index
Citation Counts
36
76
9,529
Rankings
Ranking Based On Selection: 11
José Manuel Moreno Villares
Metrics
H-Index
i10 Index
Citation Counts
35
105
4,753
Rankings
Ranking Based On Selection: 12
Licia Pensabene
Metrics
H-Index
i10 Index
Citation Counts
33
65
4,265
Rankings
Ranking Based On Selection: 13
Mohammad Hadi Imanieh
Metrics
H-Index
i10 Index
Citation Counts
33
73
2,676
Rankings
Ranking Based On Selection: 14
Seyed Mohsen Dehghani
Metrics
H-Index
i10 Index
Citation Counts
32
83
2,923
Pediatrics
Pediatric Gastroenterology
Pediatric Hepatology
Pediatric Liver Transplantation
Rankings
Ranking Based On Selection: 15
Jin Soo Moon
Metrics
H-Index
i10 Index
Citation Counts
31
79
16,439
Rankings
Ranking Based On Selection: 16
Nicholas Michael Croft
Metrics
H-Index
i10 Index
Citation Counts
31
60
5,734
Rankings
Ranking Based On Selection: 17
Marion Rowland
Metrics
H-Index
i10 Index
Citation Counts
30
47
5,097
Clinical Research
Epidemiology
Pediatric Gastroenterology
Rankings
Ranking Based On Selection: 18
J Decker Butzner
Metrics
H-Index
i10 Index
Citation Counts
30
36
4,468
Rankings
Ranking Based On Selection: 19
Daisuke Tokuhara
Metrics
H-Index
i10 Index
Citation Counts
27
42
2,445
Pediatric gastroenterology and hepatology
mucosal immunology
Rankings
Ranking Based On Selection: 20
Pelin Özlem Şimşek Kiper
Metrics
H-Index
i10 Index
Citation Counts
26
54
2,840
Rankings
Ranking Based On Selection: 21
Vibeke Wewer
Metrics
H-Index
i10 Index
Citation Counts
26
39
2,848
Rankings
Ranking Based On Selection: 22
Çiğdem Arıkan
Metrics
H-Index
i10 Index
Citation Counts
26
52
1,887
Rankings
Ranking Based On Selection: 23
Evelyn Hsu
Metrics
H-Index
i10 Index
Citation Counts
25
46
1,962
Pediatric Liver Transplantation
Pediatric Hepatology
Pediatric Gastroenterology
Liver Allocation
Disparities
Rankings
Ranking Based On Selection: 24
Valentina Discepoloph
Metrics
H-Index
i10 Index
Citation Counts
25
36
2,431
Rankings
Ranking Based On Selection: 25
Hamza Karabiber
Metrics
H-Index
i10 Index
Citation Counts
25
47
2,037
Pediatric Gastroenterology
Hepatology and Nutrition
Liver Transplantation
Rankings
Ranking Based On Selection: 26
Reha Artan
Metrics
H-Index
i10 Index
Citation Counts
23
39
1,493
Rankings
Ranking Based On Selection: 27
Olusegun Akinyinka
Metrics
H-Index
i10 Index
Citation Counts
23
46
1,500
Paediatric Gastroenterology
Nutrition
Child Health and Education
Rankings
Ranking Based On Selection: 28
Zarife Kuloğlu
Metrics
H-Index
i10 Index
Citation Counts
22
51
1,833
Rankings
Ranking Based On Selection: 29
Rodrigo Strehl Machado
Metrics
H-Index
i10 Index
Citation Counts
22
37
1,454
Pediatric Gastroenterology
Esophagitis
Gastritis
Pediatric Endoscopy
Rankings
Ranking Based On Selection: 30
Kamran Sadiq
Metrics
H-Index
i10 Index
Citation Counts
21
32
1,134
Rankings
Ranking Based On Selection: 31
Özlem Durmaz
Metrics
H-Index
i10 Index
Citation Counts
21
37
2,290
Rankings
Ranking Based On Selection: 32
Frank Aja Bodewes
Metrics
H-Index
i10 Index
Citation Counts
20
27
1,465
Pediatric Gastroenterology Hepatology Transplantation Cystic fibrosis
Rankings
Ranking Based On Selection: 33
Mitchell Shub
Metrics
H-Index
i10 Index
Citation Counts
20
20
1,438
Rankings
Ranking Based On Selection: 34
Seung Kim
Metrics
H-Index
i10 Index
Citation Counts
19
33
1,083
Rankings
Ranking Based On Selection: 35
Hazhir Javaherizadeh
Metrics
H-Index
i10 Index
Citation Counts
19
34
1,172
Rankings
Ranking Based On Selection: 36
Şamil Hızlı
Metrics
H-Index
i10 Index
Citation Counts
19
37
1,323
Rankings
Ranking Based On Selection: 37
Ödül Eğritaş Gürkan
Metrics
H-Index
i10 Index
Citation Counts
19
26
2,174
Rankings
Ranking Based On Selection: 38
Bikrant Bihari Lal
Metrics
H-Index
i10 Index
Citation Counts
17
23
1,528
Rankings
Ranking Based On Selection: 39
Shrish Budree
Metrics
H-Index
i10 Index
Citation Counts
17
21
1,124
Rankings
Ranking Based On Selection: 40
Andreas Entenmann
Metrics
H-Index
i10 Index
Citation Counts
17
21
763
Rankings
Ranking Based On Selection: 41
Mostafa Mohamed Sira
Metrics
H-Index
i10 Index
Citation Counts
17
23
1,091
General Pediatrics
Pediatric Hepatology
Pediatric Gastroenterology
Pediatric Immunology
Rankings
Ranking Based On Selection: 42
Ioannis Xinias
Metrics
H-Index
i10 Index
Citation Counts
17
22
813
Rankings
Ranking Based On Selection: 43
Hossein Saneian
Metrics
H-Index
i10 Index
Citation Counts
16
23
834
Rankings
Ranking Based On Selection: 44
Duran Arslan
Metrics
H-Index
i10 Index
Citation Counts
16
22
894
Rankings
Ranking Based On Selection: 45
Terry Hatch
Metrics
H-Index
i10 Index
Citation Counts
16
19
1,894
Rankings
Ranking Based On Selection: 46
Ernesto Guiraldes
Metrics
H-Index
i10 Index
Citation Counts
16
26
3,382
Health Sciences Education
Pediatric Gastroenterology
Coeliac Disease
Functional Gastrointestinal
Rankings
Ranking Based On Selection: 47
Moinak Sen Sarma
Metrics
H-Index
i10 Index
Citation Counts
15
27
1,064
Rankings
Ranking Based On Selection: 49
Shiuh Bin Fang
Metrics
H-Index
i10 Index
Citation Counts
15
20
753
Pediatrics
Gastroenterology
Microbiology
Salmonella virulence & antimicrobial resistance gene
Rankings
Ranking Based On Selection: 50
Pornthep Tanpowpong
Metrics
H-Index
i10 Index
Citation Counts
14
20
831
Rankings
Ranking Based On Selection: 51
Łukasz Dembiński
Metrics
H-Index
i10 Index
Citation Counts
14
17
751
Rankings
Ranking Based On Selection: 52
Jeana Hong
Metrics
H-Index
i10 Index
Citation Counts
14
18
540
Rankings
Ranking Based On Selection: 53
Toshifumi Yodoshi
Metrics
H-Index
i10 Index
Citation Counts
13
16
451
Pediatric gastroenterology
NAFLD
NASH
Pediatric Hepatology
Rankings
Ranking Based On Selection: 54
Kanta Chandwe
Metrics
H-Index
i10 Index
Citation Counts
13
14
520
Rankings
Ranking Based On Selection: 55
Gönül Çaltepe
Metrics
H-Index
i10 Index
Citation Counts
13
18
478
Rankings
Ranking Based On Selection: 56
Antonio Millán-Jiménez
Metrics
H-Index
i10 Index
Citation Counts
13
13
713
Pediatría Gastroenterología Gastroenterology Pediatric
Rankings
Ranking Based On Selection: 57
Sanchez Ramirez CA
Metrics
H-Index
i10 Index
Citation Counts
12
14
606
Rankings
Ranking Based On Selection: 58
Enes Coşkun
Metrics
H-Index
i10 Index
Citation Counts
12
14
522
Rankings
Ranking Based On Selection: 59
Mohammad Nasser Kabbany
Metrics
H-Index
i10 Index
Citation Counts
12
13
977
Rankings
Ranking Based On Selection: 60
Ahmed Megahed
Metrics
H-Index
i10 Index
Citation Counts
12
12
309
Rankings
Ranking Based On Selection: 61
David S Vitale
Metrics
H-Index
i10 Index
Citation Counts
12
13
654
Rankings
Ranking Based On Selection: 62
Catherine LarsonNath
Metrics
H-Index
i10 Index
Citation Counts
11
13
508
Pediatric Gastroenterology
Heptatology
Nutrition and the Nutrition Care of Children
Rankings
Ranking Based On Selection: 63
Mohit Kehar
Metrics
H-Index
i10 Index
Citation Counts
11
11
612
Rankings
Ranking Based On Selection: 64
Kambiz Eftekhari
Metrics
H-Index
i10 Index
Citation Counts
11
13
821
Rankings
Ranking Based On Selection: 65
Eylem Sevinç
Metrics
H-Index
i10 Index
Citation Counts
11
12
1,009
Rankings
Ranking Based On Selection: 66
Taner Özgür
Metrics
H-Index
i10 Index
Citation Counts
11
12
421
Rankings
Ranking Based On Selection: 67
Zeren Barış
Metrics
H-Index
i10 Index
Citation Counts
11
11
820
Rankings
Ranking Based On Selection: 68
Gonca Handan Üstündağ
Metrics
H-Index
i10 Index
Citation Counts
11
11
446
Rankings
Ranking Based On Selection: 69
Praveen Kumar Conjeevaram Selvakumar
Metrics
H-Index
i10 Index
Citation Counts
10
12
847
Rankings
Ranking Based On Selection: 70
Mala Setty
Metrics
H-Index
i10 Index
Citation Counts
10
11
1,672
Rankings
Ranking Based On Selection: 71
Burcu Güven
Metrics
H-Index
i10 Index
Citation Counts
10
10
321
Rankings
Ranking Based On Selection: 72
Manijeh Khalili
Metrics
H-Index
i10 Index
Citation Counts
10
12
367
Rankings
Ranking Based On Selection: 73
Kai-Chi Chang
Metrics
H-Index
i10 Index
Citation Counts
10
10
289
Rankings
Ranking Based On Selection: 74
Dennis Spencer
Metrics
H-Index
i10 Index
Citation Counts
9
9
460
Pediatric Gastroenterology
Microbiome
Microbial Pathogenesis
Academic Medicine
Rankings
Ranking Based On Selection: 75
Armen Malekiantaghi
Metrics
H-Index
i10 Index
Citation Counts
9
9
448
Rankings
Ranking Based On Selection: 76
Amirhossein Hosseini
Metrics
H-Index
i10 Index
Citation Counts
9
7
396
Rankings
Ranking Based On Selection: 78
Tarik Barakat
Metrics
H-Index
i10 Index
Citation Counts
8
8
328
Pediatric hepato-Gastroenterology
endoscopy and liver transplant
Rankings
Ranking Based On Selection: 79
Jacob Robson
Metrics
H-Index
i10 Index
Citation Counts
8
8
277
Pediatric Gastroenterology
eosinophilic esophagitis
cystic fibrosis
Rankings
Ranking Based On Selection: 81
Jefferson N Brownell
Metrics
H-Index
i10 Index
Citation Counts
8
7
266
Pediatric Gastroenterology
Nutrition
Pancreatology
Lymphatics
Rankings
Ranking Based On Selection: 82
Peiman Nasri
Metrics
H-Index
i10 Index
Citation Counts
8
7
245
Rankings
Ranking Based On Selection: 83
Stepan Mioara Desdemona
Metrics
H-Index
i10 Index
Citation Counts
8
6
192
Rankings
Ranking Based On Selection: 84
Shahrbanoo Nakhaie
Metrics
H-Index
i10 Index
Citation Counts
8
8
987
Rankings
Ranking Based On Selection: 85
Rajmohan Dharmaraj
Metrics
H-Index
i10 Index
Citation Counts
8
7
201
Rankings
Ranking Based On Selection: 86
Vajiheh Modaresi
Metrics
H-Index
i10 Index
Citation Counts
8
7
202
Rankings
Ranking Based On Selection: 87
pediatria
infectious disease
homeopathy
gastroenterology
otorinolaringology
Rankings
Ranking Based On Selection: 88
Sarita Singhal
Metrics
H-Index
i10 Index
Citation Counts
7
6
392
Rankings
Ranking Based On Selection: 89
Nan Du
Metrics
H-Index
i10 Index
Citation Counts
7
6
287
Rankings
Ranking Based On Selection: 90
Fareed Khdair Ahmad
Metrics
H-Index
i10 Index
Citation Counts
7
6
164
Rankings
Ranking Based On Selection: 91
Rasha Gamal
Metrics
H-Index
i10 Index
Citation Counts
7
6
143
Rankings
Ranking Based On Selection: 92
Dhafer Alshehri
Metrics
H-Index
i10 Index
Citation Counts
7
5
183
Rankings
Ranking Based On Selection: 93
Cristina Adriana Becheanu
Metrics
H-Index
i10 Index
Citation Counts
7
4
119
Rankings
Ranking Based On Selection: 94
Meltem Gümüş (Meltem Dorum)
Metrics
H-Index
i10 Index
Citation Counts
7
5
480
Rankings
Ranking Based On Selection: 95
Fereshteh Karbasian
Metrics
H-Index
i10 Index
Citation Counts
7
5
107
Gastroenterology-Hepatology-Pediatric emergency medicine-Pediatrics-Medical education
Rankings
Ranking Based On Selection: 96
Chaowapong Jarasvaraparn
Metrics
H-Index
i10 Index
Citation Counts
7
4
169
Rankings
Ranking Based On Selection: 97
Iulia Țincu
Metrics
H-Index
i10 Index
Citation Counts
7
3
109
Rankings
Ranking Based On Selection: 98
Elif Ozdogan
Metrics
H-Index
i10 Index
Citation Counts
7
5
383
Pediatric gastroenterology and hepatology
immunology
transplantation
Rankings
Ranking Based On Selection: 99
Uğur Deveci
Metrics
H-Index
i10 Index
Citation Counts
7
4
207
Rankings
Ranking Based On Selection: 100
Mohammed D. Ayoub
Metrics
H-Index
i10 Index
Citation Counts
6
6
232
Pediatric gastroenterology
Pediatric hepatology
Liver Transplantation