Funding for this research was provided by:
National Key Research and Development Program of China (2018YFC1002203)
Received: 21 February 2020
Accepted: 11 June 2020
First Online: 18 June 2020
Ethics approval and consent to participate
: The Scientific and Experimental Research Medical Ethics Committee of the First Affiliated Hospital of Zhengzhou University approved this study. For all the minor probands, parental consent for their participation in this study on their behalf was obtained. The adult patients also consented to participate in this study. Our informed consent obtained was written. All analyzed samples were obtained after signed informed consent was provided.
: Not applicable.
: The authors declare that they have no competing interests.