1 Department of Haematology, National and Kapodistrian Universityof Athens, Laikon General Hospita, Athens, Greece;
2 Second Propedeutic Department of Internal Medicine, National andKapodistrian University of Athens, Attikon Hospital, Athens, Greece;
3 Department of Haematology, Athens Medical Center, PsychikonBranch, Athens, Greece;
4 Department of Nuclear Medicine, National and KapodistrianUniversity of Athens, and Centre for Clinical and Translational Research, Biomedical Research Foundation of the Academyof Athens, , Athens, Greece;
5 First Propedeutic Department of Internal Medicine, National andKapodistrian University of Athens, , Laikon General Hospital, Athens, Greece;
6 Department of Nuclear Medicine and PET/CT, Evangelismos GeneralHospital, /, Athens, Greece;