Hepatic angiosarcoma within a small geographic area.
D000293:Adolescent; D001955:British Columbia; D006394:Hemangiosarcoma / Q000453:epidemiology*; D006801:Humans; D008113:Liver Neoplasms / Q000453:epidemiology*; D008297:Male; D008910:Minnesota; D013023:South Dakota; D014922:Wisconsin