Questions on ethics lead to review of needle-exchange study.
D000413:Alaska; D035841:Behavioral Research; D035061:Control Groups; D035082:Federal Government; D005380:Financing, Government; D006076:Government; D006679:HIV Seropositivity; D006505:Hepatitis; D006801:Humans; D009316:National Institutes of Health (U.S.); D018671:Needle-Exchange Programs; D011897:Random Allocation; D012106:Research; D012107:Research Design; D019966:Substance-Related Disorders
Biomedical and Behavioral Research; Health Care and Public Health; National Institutes of Health; Popular Approach/Source