1. Pediatric Orthopaedics, Department of Trauma, Orthopaedic and Plastic Surgery, University Medical Center Goettingen, Goettingen, Germany.
2. Department of Medical Microbiology, University Medical Center Goettingen, Goettingen, Germany.
3. Department of NanoBiophotonics, Max Planck Institute for Biophysical Chemistry, Goettingen, Germany.