Article History
Received: 6 July 2020
Accepted: 28 February 2022
First Online: 6 March 2022
Declarations
:
: The study was approved by the Ethics Committee of our Institute of Xia Men Children’s Hospital (No. xmsetyy-2016–03).
: In this retrospective study, written informed consent from the patients were waived, which was approved by the Ethics Committee of our Institute of Xia Men Children’s Hospital (No. xmsetyy-2016–03).
: The authors declare that they have no competing interests.