[Surgery of primary tracheal cancer: report of 2 cases].
D000230:Adenocarcinoma / Q000601:surgery*; D000328:Adult; D002294:Carcinoma, Squamous Cell / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D014132:Trachea / Q000601:surgery; D014134:Tracheal Neoplasms / Q000601:surgery*