title: Posttransfusion viral hepatitis and the hepatitis-associated antigen (HAA).
mesh_terms: D006509:Hepatitis B / Q000175:diagnosis*; D006511:Hepatitis B Antigens; D006515:Hepatitis B virus / Q000276:immunology*; D006801:Humans; D012698:Serologic Tests; D065227:Transfusion Reaction
chemical_list: D006511:Hepatitis B Antigens