1Ospedale San Martino, Genova, Italy
2Hopital St. Louis, Paris, France
3Istituto Gainnina Gaslini, Genova, Italy;
4Policlinico S.Orsola-Malpighi, Bologna, Italy
5Dipartimento di Oncoematologia Pediatrica, Ospedale Bambino Gesu', Roma, Italy;
6Ospedale San Camillo, Roma, Italy
7Policlinico G.B. Rossi, Verona, Italy
8Chaim Sheba Medical Center, Tel-Hashomer, Israel
9GKT School of Medicine, London, UK
10Sahlgrenska University Hospital, Goeteborg, Sweden
11Hopitaux Universitaires de Geneve, Geneva, Switzerland
12 Trapianto di Midollo Osseo, Ospedale San Martino, Largo Rosanna Benzi 10, 16132 Genova, Italy.
13(SAA WP-EBMT)