title: [Cutaneous lupus erythematosus: when does it become systemic?].
authors.affiliation: Dermatologische Klinik, Berlin.
authors.forename: B
authors.initials: B
authors.lastname: Tebbe
mesh_terms: D018450:Disease Progression; D006801:Humans; D008178:Lupus Erythematosus, Cutaneous / Q000175:diagnosis*; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis*; D008181:Lupus Nephritis / Q000175:diagnosis