1. Department of Haematology, Zhengzhou University People's Hospital & Henan Provincial People's Hospital Henan, 450003, Zhengzhou, PR China
2. Department of Haematology, Henan University People's Hospital, School of Clinical Medicine, Henan University, Zhengzhou, 450003, Henan, PR China
3. Department of Radiation Oncology, Zhengzhou University People's Hospital & Henan Provincial People's Hospital Henan, 450003, Zhengzhou, PR China
4. Department of Internal Medicine, Tianjin Medical University, 300070, Tianjin, PR China
5. Department of Internal Medicine, University of Ghana Medical School, KB 77 Korle Bu-Accra, Ghana
6. School of Pharmacy, Zhengzhou University, 450001, Zhengzhou, Henan, PR China