Richard J. Grand

Development and Validation of a Pediatric Crohnʼs Disease Activity Index

Jeffrey S. Hyams, George D. Ferry, Francine S. Mandel et al. · Journal of Pediatric Gastroenterology and Nutrition · 1991 · 964 citations

Medicine, Clinical Sciences, Pediatrics +15

The Prevalence and Geographic Distribution of Crohn’s Disease and Ulcerative Colitis in the United States

Michael D. Kappelman, Sheryl L. Rifas‐Shiman, Ken Kleinman et al. · Clinical Gastroenterology and Hepatology · 2007 · 929 citations · Full text

Medicine, Clinical Sciences, Internal Medicine +11

Common variants at five new loci associated with early-onset inflammatory bowel disease

Marcin Imieliński, Robert N. Baldassano, Anne M. Griffiths et al. · Nature Genetics · 2009 · 484 citations · Full text

Life Sciences, Genetics, Molecular Genetics +13

Intraepithelial Eosinophils: A New Diagnostic Criterion for Reflux Esophagitis

Harland S. Winter, James Madara, Richard J. Stafford et al. · Gastroenterology · 1982 · 453 citations

Medicine, Internal Medicine, Pathology +16

Development of the human gastrointestinal tract. A review.

Richard J. Grand, John B. Watkins, Frank M. Torti · PubMed · 1976 · 414 citations

Life Sciences, Developmental Biology, Human Development +12