title: Defining the irritable bowel syndrome.
authors.affiliation: University of Iowa College of Medicine, Iowa City.
authors.forename: J
authors.initials: J
authors.lastname: Christensen
mesh_terms: D003109:Colonic Diseases, Functional / Q000175:diagnosis / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans