title: 'Frontloading' ('halfing') among Glasgow drug injectors as a continuing risk behaviour for HIV transmission.
authors.forename: S T
authors.initials: ST
authors.lastname: Green
authors.forename: A
authors.initials: A
authors.lastname: Taylor
authors.forename: M
authors.initials: M
authors.lastname: Frischer
authors.forename: D J
authors.initials: DJ
authors.lastname: Goldberg
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control*; D000328:Adult; D005260:Female; D006679:HIV Seropositivity / Q000635:transmission*; D006801:Humans; D012309:Risk-Taking; D011477:Sex Work; D015819:Substance Abuse, Intravenous; D006113:United Kingdom