Funding for this research was provided by:
National Natural Foundation of China (81671529)
National key R & D Program of China (2018YFC1002600)
"twelve five” National Science and Technology Support Program (2011BAI11B22)
Guangdong Provincial Cardiovascular Institute
Received: 23 October 2020
Accepted: 1 March 2021
First Online: 10 March 2021
: This study was conducted in accordance with the Declaration of Helsinki and approved by the ethics committee of Southern Medical University and Guangdong Provincial People’s Hospital. All parents or guardians provided the written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.