1. Organ Transplant Center, The First Affiliated Hospital of Sun Yat-sen University, Guangzhou, China
2. Organ Transplant Center, Zhongshan People's Hospital, Zhongshan, China
3. Department of Pathology, The First Affiliated Hospital of Sun Yat-sen University, Guangzhou, China
4. Department of Pathology, Guangzhou Huayin Medical Laboratory Center, Guangzhou, China
5. Guangdong Provincial Key Laboratory of Organ Donation and Transplant Immunology, Guangzhou, China
6. Guangdong Provincial International Cooperation Base of Science and Technology (Organ Transplantation), Guangzhou, China