title: Does needle-exchange save lives?
authors.forename: L W
authors.initials: LW
authors.lastname: Green
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control*; D015658:HIV Infections / Q000517:prevention & control; D006293:Health Promotion; D006801:Humans; D016485:Needle Sharing / Q000009:adverse effects