1. Department of Urology Pediatric Urology and Andrology Justus Liebig University Giessen Giessen Germany
2. Hessian Centre of Reproductive Medicine Justus Liebig University Giessen Giessen Germany
3. Department of Trauma, Hand and Reconstructive Surgery Justus Liebig University Giessen Giessen Germany
4. Institute of Veterinary Anatomy, Histology and Embryology Justus Liebig University Giessen Giessen Germany
5. Institute for Medical Microbiology Justus Liebig University Giessen Giessen Germany
6. Institute for Laboratory Medicine and Microbiology Klinikum St. Marien Amberg Amberg Germany
7. Institute for Medical Virology National Reference Laboratory (NRZ) for HBV and HDV Justus Liebig University Giessen Giessen Germany