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. 2015 Aug 29;16:385. doi: 10.1186/s13063-015-0858-z

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© Ojo-Fati et al. 2015

Open Access This 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. 1 — Flowchart of the Enhancing Smoking Cessation in the Homeless Population study. CBT cognitive behavioral therapy, NRT nicotine replacement therapy, LTFU long-term follow-up, SC+A combined smoking cessation and alcohol