title: Harm-reduction interventions in injection drug use.
authors.affiliation: Social Medicine, University of Bristol, Canynge Hall, Bristol, UK. Matthew.Hickman@bristol.ac.uk
authors.forename: Matthew
authors.initials: M
authors.lastname: Hickman
authors.forename: John
authors.initials: J
authors.lastname: Macleod
authors.forename: Daniela
authors.initials: D
authors.lastname: De Angelis
mesh_terms: D003932:Heroin; D006801:Humans; D015994:Incidence; D011159:Population Surveillance / Q000379:methods*; D015819:Substance Abuse, Intravenous / Q000453:epidemiology*; D013557:Switzerland / Q000453:epidemiology
chemical_list: D003932:Heroin