1. Department of Pediatrics; ZNA Queen Paola Children’s Hospital; Antwerp Belgium
2. Department of Pediatrics; Antwerp University Hospital; Antwerp Belgium
3. Department of Microbiology; ZNA Middelheim; Antwerp Belgium
4. Department of Radiology; ZNA Middelheim; Antwerp Belgium
5. Department of Pediatric of Hematology Oncology; UZ Brussel; Brussels Belgium