1. Department of Pathology and Laboratory Medicine, University of Pittsburgh Medical Center, Pittsburgh, PA
2. Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati, OH; Division of Pathology and Laboratory Medicine, Cincinnati Children’s Hospital Medical Center, Cincinnati, OH; Department of Pathology and Laboratory Medicine, University of Cincinnati College of Medicine, Cincinnati, OH
3. Department of Women’s and Children's Health, University of Padua
4. Pediatric Surgery, University Hospital of Padua
5. Russian Children’s Clinical Hospital of Pirogov, Russian National Research Medical University, Moscow, Russia
6. Pathology Unit, Department of Medicine DIMED
7. Department of Specialist Neonatal and Pediatric Surgery, Great Ormond Street Hospital for Children NHS Foundation Trust
8. Department of Pediatric Surgery, St George’s Hospital London, London
9. Department of Oncology, Pediatric Oncology Unit, University of Turin, San Luigi Hospital, Orbassano
10. Pediatric Oncology Unit, Fondazione IRCCS Istituto Nazionale dei Tumori, Milan, Italy
11. Department of Women’s and Children’s Health, University of Padua
12. Pediatric Hematology-Oncology Division, University Hospital of Padua, Padua
13. Division of Pathology, Department of Oncology, University of Turin, at “Città. della Salute e della Scienza” Hospital, Turin
14. Clinical Research Unit, Istituto Oncologico Veneto IOV IRCCS, Padua
15. Pathology Unit, Department of Laboratories, Bambino Gesù Children’s Hospital, IRCCS
16. Department of Medical-Surgical Sciences and Biotechnologies, Sapienza University of Rome, Polo Pontino, Rome, Italy