title: Zenker's diverticulum in Japan.
mesh_terms: D000368:Aged; D004936:Diverticulum, Esophageal / Q000145:classification / Q000000981:diagnostic imaging / Q000453:epidemiology*; D005260:Female; D005471:Fluoroscopy; D006801:Humans; D007564:Japan; D008875:Middle Aged