1 Department of Pediatric Hematology Oncology, Schneider Children's Medical Center of Israel, Petah Tikva, Israel.
2 Department of Pediatrics, Mayanei Hayeshua Medical Center, Bnei Brak, Israel; The Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel; European Pediatric Association, Union of National European Pediatric Societies and Associations, Berlin, Germany.
3 European Pediatric Association, Union of National European Pediatric Societies and Associations, Berlin, Germany; Department of Pediatrics, Scientific Institute "Casa Sollievo della Sofferenza", University of Foggia, Foggia, Italy.
4 The Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel; Pediatric Department A and Immunology Service, Jeffrey Modell Foundation Center, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Tel Hashomer; The Wohl Institute for Translational Medicine, Sheba Medical Center, Tel Hashomer, Israel.