Gastroesophageal reflux disease.
D000863:Antacids / Q000627:therapeutic use; D002927:Cimetidine / Q000627:therapeutic use; D005764:Gastroesophageal Reflux / Q000150:complications / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy; D006551:Hernia, Hiatal / Q000150:complications; D006801:Humans; D006863:Hydrogen-Ion Concentration; D011187:Posture; D011899:Ranitidine / Q000627:therapeutic use; D012463:Saliva / Q000502:physiology
D000863:Antacids; D002927:Cimetidine; D011899:Ranitidine