Impact of Australia antigen (HBsAg) on hepatitis.
D004197:Disease Reservoirs; D006506:Hepatitis A / Q000175:diagnosis / Q000276:immunology / Q000382:microbiology; D006509:Hepatitis B / Q000276:immunology / Q000382:microbiology; D006511:Hepatitis B Antigens; D006801:Humans
D006511:Hepatitis B Antigens