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. 2017 Apr 22;14:19. doi: 10.1186/s12954-017-0141-6

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© The Author(s). 2017

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 2 — Estimated number of syringes provided annually through specialised programmes per person who injects drugs (EMCDDA 2016) [41]. Note: data displayed as uncertainty intervals and point estimates. Estimates are based on latest data available on syringe provision (2013–2014) combined with most recent estimates of PWID prevalence (2008–2014). Below red dotted line, low (<100); between red and green dotted lines, medium (100–200); above green dotted line, high (>200).