[Malignant tumors of the lung in persons younger than 40 years of age].
D000230:Adenocarcinoma; D000328:Adult; D000367:Age Factors; D002294:Carcinoma, Squamous Cell; D002296:Carcinosarcoma; D006801:Humans; D008175:Lung Neoplasms
Zlokachestvennye opukholi legkikh u lits molozhe 40 let.