1. Department of Haematology, Uniwersytet Jagiellonski w Krakowie Collegium Medicum, Krakow, Poland;
2. Department of Experimental Oncology, Istituto Europeo di Oncologia IRCCS, Milano, Italy;
3. Department of Endocrinology, Nuclear Medicine Unit, Uniwersytet Jagiellonski w Krakowie Collegium Medicum, Krakow, Poland;
4. Department of Lymphoid Malignancies, Centrum Onkologii-Instytut im Marii Sklodowskiej-Curie w Warszawie, Warszawa, Poland;
5. Department of Haematology, Uniwersytet Medyczny im Piastow Slaskich we Wroclawiu, Wroclaw, Poland;
6. Department of Hematology, Independent Public Health Care of the Ministry of the Internal Affairs with the Oncology Centre, Olsztyn, Poland;
7. Medicover Hospital, Warsaw, Poland;
8. Policlinico “Sant’Orsola-Malpighi” – University of Bologna Institute of Hematology “Seràgnoli”, Bologna, Italy