Top1000 Scholar

Scholarly Index

James D. Lewis

University of Pennsylvania; 54,713 total citations; 775 total publications; best world rank #21

University of Pennsylvania

54,713Total citations
775Total publications
112H-index

Published ranking records

FieldWindowWorld rankNational rankImpact score
Inflammatory Bowel DiseaseLifetime21US 799.85
Microscopic ColitisLifetime23US 899.79
Diverticular Disease and ComplicationsLifetime85US 4299.04
Gut microbiota and healthLifetime262US 10099.07
Helicobacter pylori-related gastroenterology studiesLifetime289US 10098.77
Eosinophilic EsophagitisLifetime254US 9898.63
Digestive system and related healthLifetime214US 9697.44
Health Systems, Economic Evaluations, Quality of LifeLifetime858US 39098.14
Pregnancy and Medication ImpactLifetime235US 9997.25
Colorectal Cancer Screening and DetectionLifetime608US 26697.80
Gastrointestinal disorders and treatmentsLifetime896US 33496.78
COVID-19 and healthcare impactsLifetime835US 30192.54
Autoimmune and Inflammatory Disorders ResearchLifetime613US 17096.39
Health and Medical Research ImpactsLifetime987US 56586.38
Gastrointestinal Bleeding Diagnosis and TreatmentLifetime962US 26088.77
Algebraic Geometry and Number TheoryLifetime835US 27190.87
Acne and Rosacea Treatments and EffectsLifetime744US 28387.53
Inflammatory Bowel Disease2021-202552US 1499.38
Microscopic Colitis2021-202556US 1599.13
Venous Thromboembolism Diagnosis and Management2021-2025678US 22093.36
Eosinophilic Esophagitis2021-2025352US 12792.60
Helicobacter pylori-related gastroenterology studies2021-2025577US 8088.52
Adolescent and Pediatric Healthcare2021-2025858US 34779.70
Pregnancy and Medication Impact2021-2025556US 17380.40
Gastrointestinal motility and disorders2021-2025865US 21277.75
Digestive system and related health2021-2025525US 7769.32
Gastrointestinal Bleeding Diagnosis and Treatment2021-2025998US 13760.77
Autoimmune and Inflammatory Disorders2021-2025929US 25057.78