Funding for this research was provided by:
Foundation of Nanjing Medical University (NMUB2019161)
Received: 15 December 2020
Accepted: 28 May 2021
First Online: 14 June 2021
: The study was approved by the Ethics Committee of Children’s Hospital of Nanjing Medical University, China. Signed written informed consent was obtained from the patients and/or guardians.
: Not applicable.
: The authors declare that they have no competing interests.