title: [Actinic Keratosis].
authors.affiliation: Afdeling Dermatologie, St. Antonius Ziekenhuis, Koekoekslaan 1, 3435 CM Nieuwegein.
authors.forename: R I F
authors.initials: RI
authors.lastname: van der Waal
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000517:prevention & control; D006801:Humans; D055623:Keratosis, Actinic / Q000175:diagnosis* / Q000473:pathology; D008297:Male; D008875:Middle Aged; D012307:Risk Factors; D012878:Skin Neoplasms / Q000517:prevention & control; D013472:Sunlight / Q000009:adverse effects*