1. Department of Blood Transfusion, Shaoxing Central Hospital, Shaoxing, Zhejiang 312030, P.R. China
2. Department of Blood Transfusion, Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 310009, P.R. China
3. Department of Laboratory Medicine, Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 310009, P.R. China