Legislative update.
D016358:Contact Tracing / Q000331:legislation & jurisprudence*; D015658:HIV Infections / Q000175:diagnosis / Q000517:prevention & control; D006801:Humans; D018671:Needle-Exchange Programs / Q000331:legislation & jurisprudence*; D016273:Occupational Exposure / Q000331:legislation & jurisprudence*; D013219:State Government; D014481:United States; D014942:Workers' Compensation / Q000331:legislation & jurisprudence*