[Keratoma senile, the most frequent precancerosis of the skin].
D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000473:pathology*; D006801:Humans; D007642:Keratosis / Q000473:pathology*; D012878:Skin Neoplasms / Q000473:pathology*
Das Keratoma senile, die häufigste Präkanzerose des Hautkrebses.