title: Injection drug use among street youth: a dynamic process.
authors.affiliation: Hôpital Sainte-Justine.
authors.forename: E
authors.initials: E
authors.lastname: Roy
authors.forename: N
authors.initials: N
authors.lastname: Lemire
authors.forename: N
authors.initials: N
authors.lastname: Haley
authors.forename: J F
authors.initials: JF
authors.lastname: Boivin
authors.forename: J Y
authors.initials: JY
authors.lastname: Frappier
authors.forename: C
authors.initials: C
authors.lastname: Claessens
mesh_terms: D000293:Adolescent; D000328:Adult; D018453:Homeless Youth / Q000706:statistics & numerical data*; D006801:Humans; D016485:Needle Sharing / Q000706:statistics & numerical data; D011446:Prospective Studies; D011792:Quebec / Q000453:epidemiology; D015819:Substance Abuse, Intravenous / Q000453:epidemiology*