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editorial

. 2016 Jul 28;7:35. doi: 10.1186/s13293-016-0088-4

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© The Author(s). 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 — a–c Graft survival in Italy. Kaplan-Meier estimates of graft survival of all the transplants performed in the period 2006–2013, excluding re-transplants, combined transplants, and transplants with more than one risk factor (according to risk assessment protocols adopted in Italy since the year 2006). The log-rank test is used to test the null hypothesis. Latest update of graft follow-up: year 2016