title: Preface. Clinical GI Challenges in the Adolescent.
authors.forename: Joel R
authors.initials: JR
authors.lastname: Rosh
authors.forename: Leo A
authors.initials: LA
authors.lastname: Heitlinger
authors.forename: Walter D
authors.initials: WD
authors.lastname: Rosenfeld
mesh_terms: D000293:Adolescent; D000295:Adolescent Medicine; D002446:Celiac Disease; D004033:Diet Fads; D057765:Eosinophilic Esophagitis; D005762:Gastroenterology; D006801:Humans; D015212:Inflammatory Bowel Diseases; D009765:Obesity; D014808:Vitamin D Deficiency