Viral hepatitis--a triumphant triennial.
D000818:Animals; D006514:Hepatitis B Surface Antigens; D006515:Hepatitis B virus; D006525:Hepatitis, Viral, Human / Q000276:immunology / Q000517:prevention & control / Q000628:therapy; D006507:Hepatovirus; D006801:Humans; D007114:Immunization
D006514:Hepatitis B Surface Antigens