1. Division of Hematology Mayo Clinic Rochester Minnesota USA
2. Department of Experimental and Clinical Medicine, CRIMM, Center Research and Innovation of Myeloproliferative Neoplasms, Azienda Ospedaliera Universitaria Careggi University of Florence Florence Italy
3. Department of Hematology Université de Montréal Quebec Canada
4. Division of Hematology Mayo Clinic Jacksonville Florida USA
5. Division of Hematology Mayo Clinic Scottsdale Arizona USA
6. Division of Hematopathology Mayo Clinic Rochester Minnesota USA