Affiliation: | 1. Department of Dermatology, Saarland University Hospital, Homburg/Saar, Germany;2. Advanced Light and Electron Microscopy (ZBS 4), Robert Koch Institute, Berlin, Germany;3. Praxis für Dermatologie, Wasserbillig, Luxembourg;4. Institute of Virology, Saarland University Medical Center, Homburg/Saar, Germany |