1. National Laboratory of Medical Molecular Biology; Institute of Basic Medical Sciences, Chinese Academy of Medical Sciences; Beijing People's Republic of China
2. School of Basic Medicine, Peking Union Medical College; Beijing People's Republic of China
3. Beijing Center for Disease Control and Prevention; Beijing People's Republic of China
4. Artificial Liver Center, Beijing You'an Hospital, Capital Medical University; Beijing People's Republic of China
5. Liver Failure Treatment and Research Center, the 302 Hospital of the PLA; Beijing People's Republic of China
6. Department of Infectious Disease; Affiliated You'an Hospital, Capital University of Medical Science; Beijing People's Republic of China
7. Department of Epidemiology; Institute of Basic Medical Sciences, Chinese Academy of Medical Sciences; Beijing People's Republic of China