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. 2018 Nov 2;17(1):11–16. doi: 10.3892/etm.2018.6924

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Copyright: © Marino-Martínez et al.

This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.

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Figure 1. — (A-D) Macroscopic analysis of representative knee joints. OA disease progression in the control group at (A) 3 and (C) 6 weeks. AM treatment group at (B) 3 and (D) 6 weeks post-AM infiltration. OA, osteoarthritis; AM, amniotic membrane.