title: Focus theme issue December 2016: Photobiology & photodermatology: "Photobiology first".
authors.affiliation: Research Unit for Photodermatology, Department of Dermatology, Medical University of Graz, Graz, Austria.
authors.forename: Peter
authors.initials: P
authors.lastname: Wolf
authors.affiliation: Department of Dermatology, Leiden University Medical Center, Leiden, The Netherlands.
authors.forename: Frank
authors.initials: F
authors.lastname: de Gruijl
mesh_terms: D003880:Dermatology; D018462:Photobiology