Ma, Hai-Long
Sun, Xi-Wei
Liu, Fang
Hua, Zhong Tuo
Sun, Jun
Zhang, Si-Cheng
Article History
Received: 12 September 2023
Accepted: 29 November 2023
First Online: 12 December 2023
Declarations
:
: This is a retrospective study approved by Ethics Committee of Anhui Provincial Children’s Hospital. The requirement for informed consent was waived because of the use of completely anonymized data.
: The authors have no competing interests as defined by BMC or other interests that might be perceived to influence the results and/or discussion reported in this manuscript.