Wu, JinFeng
Song, XiaoJie
Hu, Yue
Chen, Jin
Jiang, Li
Article History
Received: 23 September 2022
Accepted: 12 April 2023
First Online: 5 May 2023
Declarations
:
: This retrospective study was approved by the Ethical Committee of Chongqing Medical University and was conducted according to the guidelines of the Declaration of Helsinki(2021374), and written informed consents were obtained from the parents of each individual.All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.