1. National Center for Clinical Laboratories, Beijing Hospital; Beijing China
2. Graduate School; Peking Union Medical College; Chinese Academy of Medical Sciences; Beijing China
3. Shanghai Blood Center; Shanghai China
4. Jiangsu Province Blood Center; Nanjing Jiangsu Province China
5. Qingdao Blood Center; Qingdao Shandong Province China
6. Jiangxi Province Blood Center; Nanchang Jiangxi Province China
7. Blood Center of Shandong Province; Jinan Shandong Province China
8. Changzhou Central Blood Bank; Changzhou Jiangsu Province China
9. Xianyang Central Blood Bank; Xianyang Shaanxi Province China
10. Yancheng Center Blood Bank; Yancheng Jiangsu Province China
11. Chengdu Blood Center; Chendu Sichuan Province China