title: Gastrointestinal complaints.
authors.forename: Steven M
authors.initials: SM
authors.lastname: Schwarz
mesh_terms: D002648:Child; D002675:Child, Preschool; D005762:Gastroenterology / Q000639:trends*; D005767:Gastrointestinal Diseases / Q000175:diagnosis / Q000235:genetics / Q000503:physiopathology*; D006801:Humans; D007223:Infant; D010372:Pediatrics / Q000639:trends*