1. Department of Pediatric and Adolescent Medicine, University Medical Center of the Johannes Gutenberg University Mainz
2. Department of Pediatrics and Child Health, Bugando Medical Centre
3. Department of Pediatric and Adolescent Medicine, St. Joseph Hospital
4. Department of Visceral and Thoracic Surgery, Klinikum Worms
5. Department of Internal Medicine, GeoMed Kreisklinik
6. Center of Gynecology and Obstetrics, Augusta-Kranken-Anstalt
7. Department of Internal Medicine, Gesundheits- und Pflegezentrum Rüsselsheim
8. Department of Dermatology, University Medical Center Mainz
9. Department of Infection and Immunity, Luxembourg Institute of Health
10. Department of Pediatric and Adolescent Medicine St. Vinzenz-Hospital Dinslaken
11. CCBRT Maternity and Newborn Hospital
12. Center for Internal Medicine Infection Research and Vaccine Development, University Medical Center Hamburg-Eppendorf
13. Catholic University of Health and Allied Sciences (CUHAS)