[Parimary tumors and cysts of the esophagus].
D003560:Cysts / Q000601:surgery*; D004935:Esophageal Diseases / Q000601:surgery*; D004938:Esophageal Neoplasms / Q000601:surgery*; D006801:Humans
O pervichnykh opukholiakh i kistakh sredosteniia.