Department of Infectious Diseases;
Peking Union Medical College Hospital;
Chinese Academy of Medical Sciences & Peking Union Medical College;
Office of Research Adminstration;
Chinese Academy of Medical Sciences & Peking Union Medical College;
Department of Medicine;
Tufts University School of Medicine;
乙型肝炎病毒; 中国人群; 肝脏疾病; 流行病学; B型; 病毒感染; 慢性肝炎; 病毒性肝炎;