[On primary multiple malignant neoplasms].
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009378:Neoplasms, Multiple Primary / Q000453:epidemiology*; D014455:Ukraine
O pervichnomnozhestvennykh zlokachestvennykh novoobrazovaniiakh.