Bowen's disease of the anus: report of two cases.
D001003:Anal Canal / Q000473:pathology; D001005:Anus Neoplasms / Q000473:pathology / Q000601:surgery; D001913:Bowen's Disease / Q000473:pathology / Q000601:surgery; D002294:Carcinoma, Squamous Cell; D005260:Female; D006801:Humans; D008875:Middle Aged; D012867:Skin / Q000473:pathology; D012878:Skin Neoplasms / Q000473:pathology / Q000601:surgery