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Gail Gilchrist, Davina Swan, April Shaw, Ada Keding, Sarah Towers, Noel Craine, Alison Munro, Elizabeth Hughes, Steve Parrott, John Strang, Avril Taylor and Judith Watson

Harm Reduction Journal201714:14

DOI: 10.1186/s12954-017-0142-5

http://harmreductionjournal.biomedcentral.com/articles/10.1186/s12954-017-0142-5