title: [Insufficiency of the lower esophageal sphincter. Cause of reflux esophagitis].
mesh_terms: D004942:Esophagitis, Peptic / Q000209:etiology / Q000503:physiopathology*; D004943:Esophagogastric Junction / Q000503:physiopathology*; D006801:Humans
vernacular_title: Die Insuffizienz des unteren Osophagussphinkters. Ursache der Refluxösophagitis.