1. Third Affiliated Hospital of Guangzhou Medical University; Guangzhou China
2. Key Laboratory for Major Obstetric Diseases of Guangdong Province; Guangzhou China
3. Institute for Viral Hepatitis; Key Laboratory of Molecular Biology for Infectious Diseases; Ministry of Education; Chongqing Medical University; Chongqing China
4. Texas A&M University; College Station Texas USA
5. Houston Methodist Research Institute; Weill Cornell School of Medicine; Houston Texas USA