1. University Children's Hospital Regensburg (KUNO) at the Hospital St. Hedwig of the Order of St. John University of Regensburg Regensburg Germany
2. University Department of Obstetrics and Gynecology at the Hospital St. Hedwig of the Order of St. John University of Regensburg Regensburg Germany
3. Institute of Clinical Microbiology and Hygiene Regensburg University Hospital Regensburg Germany
4. Department Infection Control and Infectious Disease University of Regensburg Regensburg Germany
5. Institute of Laboratory Medicine, Microbiology and Hygiene Hospital of the Order of St. John Regensburg Germany