The incidence of carcinoma of the larynx in persons under twenty years of age.
D000293:Adolescent; D000367:Age Factors; D002648:Child; D005260:Female; D005859:Germany, East; D006801:Humans; D007822:Laryngeal Neoplasms / Q000453:epidemiology*; D008297:Male; D010212:Papilloma / Q000473:pathology; D011878:Radiotherapy / Q000009:adverse effects; D012737:Sex Factors; D006113:United Kingdom; D014481:United States