title: Metastasis from sun-induced squamous-cell carcinoma of the skin: an uncommon event.
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000209:etiology / Q000556:secondary*; D006801:Humans; D012878:Skin Neoplasms / Q000209:etiology*; D013472:Sunlight / Q000009:adverse effects*