Funding for this research was provided by:
Hunan Children’s Hospital Talent Training Fund (2020BP09)
Article History
Received: 11 November 2020
Accepted: 4 June 2021
First Online: 10 June 2021
Declarations
:
: The study was approved by the Ethics Committee of Xiangya Hospital, Central South University and written informed consent was provided before surgery according to the World Medical Association Declaration of Helsinki.
: All consent for publication has been obtained at the beginning of this study.
: The authors declare that they have no competing interests.