title: [Photodiagnostic test methods. 1: Stepwise light exposure and the photopatch test].
authors.affiliation: Hautklinik der Heine-Heinrich-Universität Düsseldorf.
authors.forename: N J
authors.initials: NJ
authors.lastname: Neumann
authors.forename: C
authors.initials: C
authors.lastname: Fritsch
authors.forename: P
authors.initials: P
authors.lastname: Lehmann
mesh_terms: D004307:Dose-Response Relationship, Radiation; D006801:Humans; D010328:Patch Tests; D010787:Photosensitivity Disorders / Q000175:diagnosis*; D014466:Ultraviolet Rays