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. 2018 Jun 1;4(1):59–71. doi: 10.1007/s41030-018-0053-y

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© The Author(s) 2018

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0), which permits use, duplication, 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.

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Fig. 1 — Duration of exposure to pirfenidone across studies for all patients enrolled in PIPF-002 (N = 83)