title: Systems of life. The digestive system. Part II.
authors.forename: A
authors.initials: A
authors.lastname: Roberts
mesh_terms: D004064:Digestive System / Q000033:anatomy & histology; D004068:Digestive System Physiological Phenomena; D006801:Humans; D010437:Peptic Ulcer / Q000473:pathology; D011707:Pyloric Stenosis / Q000473:pathology