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