Zhang, Jing Shang
Wang, Jin Da
Yusufu, Mayinuer
Cao, Kai
Jin, Shan Shan
Xiong, Ying
Li, Jing
Sun, Xiu Li
Chen, Shu Ying
Liu, Zhen Yu
Fu, Jing
Li, Li
You, Qi Sheng
Wan, Xiu Hua
Article History
Received: 5 February 2021
Accepted: 1 September 2021
First Online: 11 September 2021
Declarations
:
: 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 Helsinki declaration and its later amendments or comparable ethical standards. The study was approved by the Ethics Board of the Beijing Tongren Hospital. Informed consent was obtained from parent and/or legal guardians of all participants in the study.
: Not Applicable.
: The authors declare that they have no competing interests.