title: Reopening old divisions.
authors.affiliation: National Institute of Environmental Health Sciences, National Institutes of Health, Research Triangle Park, NC 27709, USA. resnikd@niehs.nih.gov
authors.forename: David B
authors.initials: DB
authors.lastname: Resnik
mesh_terms: D016915:AIDS Vaccines / Q000008:administration & dosage* / Q000009:adverse effects; D000293:Adolescent; D002986:Clinical Trials as Topic / Q000941:ethics* / Q000379:methods; D055812:Community-Based Participatory Research / Q000941:ethics* / Q000379:methods; D015658:HIV Infections / Q000276:immunology / Q000517:prevention & control*; D006801:Humans; D033281:Nontherapeutic Human Experimentation / Q000941:ethics; D018579:Patient Selection / Q000941:ethics*; D011322:Primary Prevention / Q000941:ethics* / Q000379:methods; D012306:Risk; D012309:Risk-Taking
chemical_list: D016915:AIDS Vaccines