1 Rare Diseases Center, General Medicine Unit, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
2 Università degli Studi di Milano, Milan, Italy.
3 Division of Pathology, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
4 Department of Pathophysiology and Transplantation, Università degli Studi di Milano, Milan, Italy.
5 Department of Clinical Sciences and Community Health, Università degli Studi di Milano, Milan, Italy.
6 Regional Referral Centre for Lysosomal Storage Diseases, Division of Internal Medicine and Metabolism, University Hospital of Baggiovara, AOU of Modena, Modena, Italy.
7 Microcythemia Center, Hematology with Transplant Unit, "A. Perrino" Hospital, Brindisi, Italy.