title: Irritable bowel syndrome: epidemiology, diagnosis and treatment.
mesh_terms: D003109:Colonic Diseases, Functional / Q000175:diagnosis* / Q000453:epidemiology / Q000628:therapy; D003131:Combined Modality Therapy; D003430:Cross-Sectional Studies; D003937:Diagnosis, Differential; D005769:Gastrointestinal Motility; D006801:Humans; D013315:Stress, Psychological / Q000150:complications