Ma, Jie
Fu, Lingling
Chen, Zhengping
Gu, Hao
Ma, Jingyao
Wu, Runhui
Funding for this research was provided by:
National Natural Science Foundation of China (No. 81970111)
Beijing Natural Science Foundation of China (No. 7192064)
Special Fund of the Pediatric Medical Coordinated Development Center of Beijing Hospitals Authority (No. XTZD20180205)
National Science and Technology Key Projects (No. 2017ZX0930402900)
Article History
Received: 23 June 2020
Revised: 10 August 2020
Accepted: 20 August 2020
First Online: 3 September 2020
Compliance with ethical standards
:
: The authors declare no competing financial interests.
: This study was conducted in accordance with the Declaration of Helsinki and approved by the Institutional Review Board (IRB) of Beijing Children’s Hospital, Capital Medical University. All parents signed informed consent forms.