Received: 11 February 2020
Accepted: 8 May 2020
First Online: 14 May 2020
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of Henan Luoyang Orthopedic-Traumatological Hospital (Henan Orthopedic Hospital). Informed written consent was obtained from each participant, and children (under 16 years old) from their parent.
: Written informed consent was obtained from the patients for publication of this report and any accompanying images.
: The authors declare that they have no competing interests.