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. 2019 May 6;19:85. doi: 10.1186/s12890-019-0856-0

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© The Author(s). 2019

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. 4 — Changes from randomization in the St Georges Respiratory Questionnaire (SGRQ) across the 3 domains and the total score. No differences were statistically significant between the pulmonary rehabilitation and standard care groups at any time point. Data are presented as mean change with standard error