title: Porokeratosis and malignant skin tumors.
authors.forename: F
authors.initials: F
authors.lastname: Otsuka
authors.forename: T
authors.initials: T
authors.lastname: Someya
authors.forename: Y
authors.initials: Y
authors.lastname: Ishibashi
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D002294:Carcinoma, Squamous Cell / Q000453:epidemiology / Q000209:etiology* / Q000473:pathology; D005260:Female; D006801:Humans; D007564:Japan / Q000453:epidemiology; D007642:Keratosis / Q000150:complications* / Q000453:epidemiology / Q000473:pathology; D008297:Male; D008875:Middle Aged; D012878:Skin Neoplasms / Q000453:epidemiology / Q000209:etiology* / Q000473:pathology