Clinical characteristics of subungual melanomas in Japan: case report and a questionnaire survey of 108 cases.
D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D008545:Melanoma / Q000453:epidemiology / Q000209:etiology*; D008875:Middle Aged; D009260:Nail Diseases / Q000209:etiology*; D012878:Skin Neoplasms / Q000209:etiology