Text and Data Mining valid from 2019-12-01
Received: 3 June 2019
Accepted: 25 September 2019
First Online: 11 December 2019
Ethics approval and consent to participate
: Written informed consent was obtained from all patients, and the research protocol was approved by the Institutional Review Board of the People’s Hospital, Peking University (Beijing, China). Animal experimental protocols were approved by Peking University Institutional Animal Care and Use Committee.
: Informed consent was obtained from all individual participants included in the study. All patients provided written informed consent for the use of chondrocytes.
: The authors declare that they have no competing interests.