title: Promotional effects of ultraviolet radiation on human basal and squamous cell carcinoma.
mesh_terms: D002280:Basal Cell Carcinoma / Q000453:epidemiology / Q000209:etiology*; D002294:Carcinoma, Squamous Cell / Q000453:epidemiology / Q000209:etiology*; D006801:Humans; D009316:National Institutes of Health (U.S.); D009381:Neoplasms, Radiation-Induced / Q000453:epidemiology*; D012878:Skin Neoplasms / Q000453:epidemiology / Q000209:etiology*; D014466:Ultraviolet Rays / Q000009:adverse effects*; D014481:United States