Global, regional, and country-level coverage of interventions to prevent and manage HIV and hepatitis C among people who inject drugs: a systematic review oleh Sarah Larney, DrPhD, Amy Peacock, PhD, Janni Leung, PhD, Samantha Colledge, BPSc, Matthew Hickman, ProfPhD, Peter Vickerman, ProfPhD, Jason Grebely, PhD, Kostyantyn V Dumchev, MD, Paul Griffiths, MSc, Lindsey Hines, PhD, Evan B Cunningham, BSc, Richard P Mattick, ProfPhD, Michael Lynskey, ProfPhD, John Marsden, ProfPhD, John Strang, Prof SirFMedSci, Louisa Degenhardt, ProfPhD