Zhao, Xinran
Wang, Yu
Wu, Xiaokang
Liu, Shuwei
Article History
Received: 23 August 2023
Accepted: 15 January 2024
First Online: 19 February 2024
Declarations
:
: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.
: This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Ethics Committee of Shandong University.
: Informed consent was obtained from all individual participants and parents of children included in the study.
: The authors affirm that human research participants provided informed consent for the publication of the images in Figs. InternalRef removed, InternalRef removed and InternalRef removed.