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. 2019 Jul 29;9:10978. doi: 10.1038/s41598-019-47341-y

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© The Author(s) 2019

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as 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 images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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(a) Signal decay trajectories of EPI and EPIK with respect to the phase encoding index, (b) magnitude PSFs for the entire range and (c) for the central region (marked by the square in (b)) and (d–f) results obtained from the same analysis of (a-c), but with the condition of dynamic signal changes: 5% from the 1st to the 3rd scan. The dotted and solid lines indicate EPI and EPIK, respectively.