Clinical and experimental aspects of squamous carcinoma of the skin.
D002273:Carcinogens; D002294:Carcinoma, Squamous Cell / Q000453:epidemiology / Q000209:etiology*; D006801:Humans; D010858:Pigmentation; D012878:Skin Neoplasms / Q000453:epidemiology / Q000209:etiology*; D013472:Sunlight; D013997:Time Factors
D002273:Carcinogens