Sun, Jihang
Yang, Lixin
Zhou, Zuofu
Zhang, Dan
Han, Wei
Zhang, Qifeng
Peng, Yun
Funding for this research was provided by:
Beijing Children’s Hospital Young Investigator Program (BCH-YIPB-2016-06)
Article History
Received: 19 October 2019
Accepted: 30 March 2020
First Online: 21 April 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The present study was approved by the Ethics Committee of Beijing Children’s Hospital. The legal guardian of all the children signed written informed consents.