Liu, Yanhan
Shi, Weizhe
Zhao, Hai
Li, Yiqiang
Li, Jingchun
Xun, Fuxin
Canavese, Federico
Xu, Hongwen http://orcid.org/0000-0003-3157-2514
Article History
Received: 30 April 2022
Accepted: 6 June 2022
First Online: 20 June 2022
Declarations
:
: The Medical Ethics Committee of Guangzhou Women and Children’s Medical Center approved this retrospective review of prospectively enrolled patients. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Written informed consent was obtained from the parents.
: All authors listed have approved this manuscript. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: The authors declare no competing interests.