Competence of the esophagogastric sphincter in hiatal hernia:  some experimental observations.
D004943:Esophagogastric Junction; D004947:Esophagus / Q000502:physiology*; D006547:Hernia; D006548:Hernia, Diaphragmatic; D006551:Hernia, Hiatal; D006801:Humans; D013270:Stomach / Q000502:physiology*
ESOPHAGUS/physiology; HERNIA, DIAPHRAGMATIC/experimental; STOMACH/physiology