1. Department of Pathology Pediatric Department, Centro Hospitalar São João, Porto, Portugal
2. Department of Pathology, Faculty of Medicine, University of Porto, Porto, Portugal
3. Institute of Molecular Pathology and Immunology, University of Porto, Porto, Portugal
4. Institute for Research Innovation in Health, University of Porto, Porto, Portugal
5. Department of Pediatric Hematology-Oncology Unit, Pediatric Department, Centro Hospitalar São João, Porto, Portugal