title: Prevention of endemic HAA-positive hepatitis with gamma globulin. Use of a simple radioimmune assay to detect HAA.
mesh_terms: D001782:Blood Donors; D002986:Clinical Trials as Topic; D003168:Complement Fixation Tests; D006385:Hemagglutination Inhibition Tests; D006506:Hepatitis A / Q000175:diagnosis / Q000276:immunology / Q000517:prevention & control*; D006509:Hepatitis B / Q000276:immunology / Q000517:prevention & control*; D006511:Hepatitis B Antigens; D006515:Hepatitis B virus / Q000276:immunology*; D006801:Humans; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D008297:Male; D008887:Military Medicine; D010919:Placebos; D011863:Radioimmunoassay; D013997:Time Factors; D014481:United States; D005719:gamma-Globulins / Q000627:therapeutic use*
chemical_list: D006511:Hepatitis B Antigens; D010919:Placebos; D005719:gamma-Globulins