[2 cases of cancer of the upper respiratory tract in brothers].
D006801:Humans; D007822:Laryngeal Neoplasms / Q000235:genetics* / Q000532:radiotherapy; D008297:Male; D008875:Middle Aged; D009669:Nose Neoplasms / Q000235:genetics* / Q000532:radiotherapy
Dva nabliudeniia raka verkhnikh dykhatel'nykh puteĭ u brat'ev