1. Department of Hematology, The Affiliated Hospital of Chengde Medical College, Chengde, People’s Republic of China
2. Department of Bone Marrow Transplant, Beijing Lu Daopei Hospital, Beijing, People’s Republic of China
3. Division of Pathology & Laboratory Medicine, Hebei Yanda Lu Daopei Hospital, Langfang, People’s Republic of China
4. Department of Central Laboratory, The Affiliated Hospital of Chengde Medical College, Chengde, People’s Republic of China