[Editorial: The rings of the lower esophagus].
D004940:Esophageal Stenosis / Q000473:pathology* / Q000503:physiopathology; D004942:Esophagitis, Peptic / Q000209:etiology; D004943:Esophagogastric Junction / Q000473:pathology* / Q000503:physiopathology; D006801:Humans
Les anneaux du bas oesophage.