Gao, Shouming
Liu, Yuanlong
Ma, Shuting
Li, Lixia
Mao, Yanyan
Article History
Received: 17 March 2021
Accepted: 21 March 2022
First Online: 1 April 2022
Declarations
:
: Not applicable.
: This study was approved by the Ethics Committee of Fuzhou Children’s Hospital of Fujian Medical University (2019–14). The requirement for individual consent was waived by the Ethics Committee of Fuzhou Children’s Hospital of Fujian Medical University because of the retrospective nature of the study. The study was carried out in accordance with the applicable guidelines and regulations.
: The authors declare that they have no competing interests.