title: [Precancerous or squamous cell carcinoma? How to recognize and correctly classify sun-damaged skin].
authors: Hans
authors: H
authors: Schulz
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000175:diagnosis* / Q000473:pathology; D003937:Diagnosis, Differential; D006801:Humans; D007972:Leukoplakia, Oral / Q000175:diagnosis / Q000473:pathology; D009381:Neoplasms, Radiation-Induced / Q000175:diagnosis* / Q000473:pathology; D010787:Photosensitivity Disorders / Q000175:diagnosis / Q000473:pathology; D011230:Precancerous Conditions / Q000175:diagnosis* / Q000473:pathology; D012867:Skin / Q000473:pathology; D012878:Skin Neoplasms / Q000175:diagnosis* / Q000473:pathology