Funding for this research was provided by:
Canadian Institutes of Health Research (CTP 87518)
CHINA-CANADA Clinical Research Program (N/A)
Text and Data Mining valid from 2020-02-11
Received: 31 May 2019
Accepted: 9 December 2019
First Online: 11 February 2020
Ethics approval and consent to participate
: This study received ethics approval from the Children’s Hospital affiliated to Zhengzhou University (ID: 2018042701). All participants will provide written, informed consent prior to participation in the study.
: Not applicable.
: The authors declare that they have no competing interests.