Zhao, Meng-chuan
Wang, Le
Qiu, Fang-zhou
Zhao, Li
Guo, Wei-wei
Yang, Shuo
Feng, Zhi-shan
Li, Gui-xia
Funding for this research was provided by:
Hebei Key Project Plan for Medical Science Research (20180616)
Hebei Key Project Plan for Medical Science Research (20170402, 20190834)
Article History
Received: 18 April 2019
Accepted: 29 August 2019
First Online: 11 October 2019
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of Children’s Hospital of Hebei Province, affiliated to Hebei Medical University. The written informed consent was obtained from each patient’s parent prior to enrollment.
: Not applicable.
: The authors declare that they have no competing interests.