title: RESPONSE OF THE PHYSIOLOGIC GASTROESOPHAGEAL SPHINCTER TO INCREASED INTRA-ABDOMINAL PRESSURE.
mesh_terms: D004943:Esophagogastric Junction; D004947:Esophagus; D006548:Hernia, Diaphragmatic; D006801:Humans; D010827:Physiology; D012119:Respiration
keywords: DIAPHRAGMATIC HERNIA; ESOPHAGOGASTRIC JUNCTION; ESOPHAGUS; PHYSIOLOGY; RESPIRATION