1. Clinical and Experimental Pathology Laboratory, National Cancer Research Centre Istituto Tumori “Giovanni Paolo II”, Bari, Italy;
2. Hematology and Stem Cell Transplantation Unit, “Casa Sollievo della Sofferenza” Hospital, San Giovanni Rotondo, Italy;
3. Department of Cellular Biotechnologies and Hematology, Sapienza University, Rome, Italy;
4. Hematology Unit, National Cancer Research Centre Istituto Tumori “Giovanni Paolo II”, Bari, Italy