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. 2017 Aug 16;19(1):35–46. doi: 10.1007/s10561-017-9649-y

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© The Author(s) 2017

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.

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Fig. 7 — Histological scoring and biomechanical evaluation. a Histological scores of three groups at 3 and 6 months after surgery. b–d Reduced modulus, hardness contact stiffness of repaired tissue and normal cartilage at 6 months after surgery. The results are the mean ± SD (n = 3)