Funding for this research was provided by:
Repair of osteochondral defects with nano-surface modified bioscaffold loaded with TGF-B1 (GJJ160028)
Stem cell 3D printing to construct tissue engineered osteochondral and its repair mechanism (81401790)
Text and Data Mining valid from 2020-02-15
Received: 24 November 2019
Accepted: 10 February 2020
First Online: 15 February 2020
Ethics approval and consent to participate
: This study was approved by the Institutional Ethics Committee of our hospital.
: The patient provided informed consent for publication of this case report and accompanying images.
: The authors declare that they have no competing interests.