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. 2019 Dec 16;6:40. doi: 10.1186/s40662-019-0165-y

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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. 2 — Pre and postoperative comparisons of the groups. (a) Mean sphere equivalent (SE); (b) Cylinder error; (c) Minimum mean pachymetry; (d) Kmax; (e) Mean corrected distance visual acuity (CDVA); (f) Mean uncorrected distance visual acuity (UDVA)