title: Hepatitis B antigen in sporadic acute viral hepatitis.
mesh_terms: D000208:Acute Disease; D006506:Hepatitis A / Q000276:immunology*; D006509:Hepatitis B / Q000453:epidemiology; D006511:Hepatitis B Antigens; D006801:Humans; D007194:India
chemical_list: D006511:Hepatitis B Antigens