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Authors
Chi, Ying
Liu, Rong
Zhou, Zhi-xuan
Shi, Xiao-dong
Ding, Yu-chuan
Li, Jian-guo https://orcid.org/0000-0001-9431-2950
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Funding
Funding for this research was provided by:
Beijing Municipal Administration of Hospitals Clinical Medicine Development of Special Funding Support (XMLX201813)
Capital’s Funds for Health Improvement and Research (2020-2-2102)
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Article History
Received: 18 September 2020
Accepted: 10 March 2021
First Online: 1 April 2021
Declarations
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: The study was reviewed and approved by the Hospital Ethics Committee of Capital Institute of Pediatrics.
: Written consent was obtained
: The authors declare that they have no competing interests.
