Legal and regulatory problems facing blood suppliers.
D015492:AIDS Serodiagnosis; D000163:Acquired Immunodeficiency Syndrome / Q000635:transmission*; D001771:Blood Banks / Q000331:legislation & jurisprudence*; D001782:Blood Donors; D014487:Centers for Medicare and Medicaid Services, U.S.; D006801:Humans; D014481:United States; D014484:United States Environmental Protection Agency; D014486:United States Food and Drug Administration