Minnesota study calls for caution.
D016358:Contact Tracing / Q000331:legislation & jurisprudence*; D015658:HIV Infections / Q000517:prevention & control / Q000635:transmission*; D006801:Humans; D007258:Informed Consent / Q000331:legislation & jurisprudence*; D008910:Minnesota; D010815:Physician Impairment / Q000331:legislation & jurisprudence*