1. Department of Hematology, The First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, P.R. China
2. Department of Pathology, Xi'an Jiao Tong University Health Science Center, Xi'an, Shaanxi 710061, P.R. China
3. Center for the Study of Haematological Malignancies, Karaiskakio Foundation, 2032 Nicosia, Cyprus