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Authors
Jing, Jiajia
Dai, Yiheng
Li, Yanqi
Zhou, Ping
Li, Xiaodong
Mei, Jiaping
Zhang, Chunyi
Sangild, Per Trop
Tang, Zhaoxie
Xu, Suhua
Su, Yanbin
He, Xiaoying
Zhu, Yanna https://orcid.org/0000-0003-4160-3695
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Funding
Funding for this research was provided by:
Guangdong Provincial Natural Science Foundation (2017A030313844)
Sanming Project of Medicine in Shenzhen (SZSM201803061)
the Fundamental Research Funds for the Central Universities in SYSU (15ykpy09)
NEOMUNE (51000-71030047)
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Article History
Received: 22 July 2020
Accepted: 21 December 2020
First Online: 12 January 2021
Ethics approval and consent to participate
: This study was approved by the ethical committee of Sun Yat-sen University. This study used retrospective methods to collect cohort data information and data were anonymous and were routinely collected as part of clinical care, therefore did not apply for written informed consent form for parents. A contract research organization was responsible for regulatory and safety aspects of the database (Academic Medical Center, Amsterdam, the Netherlands).
: Not applicable.
: The authors declare that they have no competing interests.
