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. 2016 Apr 4;20:79. doi: 10.1186/s13054-016-1255-z

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© Zander et al. 2016

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. 1 — Distribution of piperacillin trough levels over the course of 4 days. Trough levels a for all patients b for patients receiving piperacillin-tazobactam (PIP-TAZ) three times daily, and c for patients receiving PIP-TAZ two times daily because of impaired renal function are shown. Boxplots represent medians and interquartile ranges, and the ends of the whiskers represent the 5th and 95th percentiles