Fig. 1From: Skin cancers and their risk factors in older persons: a population-based studyClinical presentations of skin cancers or their precursors. A Actinic keratosis; B Basal cell carcinoma; C Melanoma; D Bowen’s disease; E Squamous cell carcinoma. Photos: Archives of the Department of Dermatology, Oulu University HospitalBack to article page