title: Squamous cell carcinoma following prolonged use of arsenic; case report.
mesh_terms: D001151:Arsenic; D001152:Arsenicals / Q000494:pharmacology*; D002294:Carcinoma, Squamous Cell; D006801:Humans; D009369:Neoplasms / Q000209:etiology*
chemical_list: D001152:Arsenicals; D001151:Arsenic
keywords: ARSENIC AND ARSENIC COMPOUNDS/effects; CANCER/etiology and pathogenesis