1. Departments of Laboratory Medicine and of Infectious Diseases, Nanjing Drum Tower Hospital, Nanjing University Medical School, Nanjing, Jiangsu, China
2. Department of Transfusion Medicine, Second Hospital of Nanjing, Southeast University, Nanjing, Jiangsu, China
3. Medical Statistics and Analysis Center, Nanjing Drum Tower Hospital, Nanjing University Medical School, Nanjing, Jiangsu, China
4. Blood Supply Department, Nanjing Red Cross Blood Center, Nanjing, Jiangsu, China
5. Department of Infectious Diseases, Second Hospital of Nanjing, Southeast University, Nanjing, Jiangsu, China