title: Head elevation may not be always safe in the treatment of GERD.
authors.forename: Kamran B
authors.initials: KB
authors.lastname: Lankarani
authors.forename: Mahmood
authors.initials: M
authors.lastname: Soveid
mesh_terms: D000328:Adult; D001794:Blood Pressure / Q000502:physiology; D005500:Follow-Up Studies; D005764:Gastroesophageal Reflux / Q000503:physiopathology / Q000628:therapy*; D006801:Humans; D006973:Hypertension / Q000209:etiology / Q000503:physiopathology / Q000517:prevention & control; D008297:Male; D011187:Posture; D018667:Tilt-Table Test