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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
(A) SEM images on the surface and cross-section after GH−TNC coating on the Ti screw; (B) histological images after implantation of the surface-modified screw on the tibial defect of a rat for 2 and 6 weeks.