[1] Tech Univ Munich, Univ Hosp Rechts Isar, Sch Med, Dept Med 2, Munich, Germany
[2] Tech Univ Munich, Univ Hosp Rechts Isar, Sch Med, Dept Ophthalmol, Munich, Germany
[3] Tech Univ Munich, Univ Hosp Rechts Isar, Sch Med, Dept Dermatol & Allergol, Munich, Germany
[4] Tech Univ Munich, Inst Med Microbiol Immunol & Hyg, Sch Med, Munich, Germany