title: New AIDS testing regulations proposed for OPOs.
mesh_terms: D015492:AIDS Serodiagnosis / Q000592:standards*; D014487:Centers for Medicare and Medicaid Services, U.S.; D006801:Humans; D009927:Tissue and Organ Procurement / Q000592:standards*; D014481:United States; D014483:United States Dept. of Health and Human Services