1. Department of Blood Transfusion, Changzheng Hospital, Naval Medical University, Shanghai, People’s Republic of China
2. Blood Group Reference Laboratory, Shanghai Blood Center, Shanghai, People’s Republic of China
3. Department of Blood Transfusion, Laboratory Diagnosis Center, Ruijin Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, People’s Republic of China
4. Department of Hematology, Ruijin Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, People’s Republic of China
5. Department of Blood Transfusion, Huashan Hospital Fudan University, Shanghai, People’s Republic of China
6. Blood Group Reference Laboratory, Beijing Red Cross Blood Center, Beijing, People’s Republic of China