[Association of carcinoma and leiomyosarcoma of the esophagus].
D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000150:complications / Q000473:pathology*; D004938:Esophageal Neoplasms / Q000473:pathology*; D006801:Humans; D007890:Leiomyosarcoma / Q000150:complications / Q000473:pathology*; D008297:Male; D009378:Neoplasms, Multiple Primary / Q000473:pathology*
Sochetanie raka i leĭomioSARKOMY V PISHCHEVODE.