1. Key Laboratory of Antibiotic Bioengineering of National Health and Family Planning Commission (NHFPC), Institute of Medicinal Biotechnology (IMB), Chinese Academy of Medical Sciences and Peking Union Medical College (CAMS & PUMC), Beijing, China;
2. Institute of Medical Information (IMI) and Library, Chinese Academy of Medical Sciences and Peking Union Medical College (CAMS & PUMC), Beijing, China;
3. Guang'anmen Hospital, China Academy of Chinese Medical Sciences, Beijing, China