Du, Guoqiang
Wang, Xiaoqing
Wu, Yidi
Zhang, Yongfei
Liu, Wei
Wu, Rongde
Funding for this research was provided by:
the National Natural Science Foundation (81400575)
the Shandong Provincial Natural Science Foundation (2017MH091)
the Science and Technology Development Plan Project of Shandong Province (2018GSF118209, 2014GSF118144)
Article History
Accepted: 27 May 2020
First Online: 7 June 2020
Compliance with ethical standards
:
: All the authors declare that they have no competing interests.
: The study was approved by the Ethics Committee of the Provincial Hospital affiliated to Shandong University, with the approval number 2019-179. The guardians of all included patients provided informed consent for the use of their specimens, and the privacy of each child was strictly confidential. The research process is consistent with the principles of the Declaration of Helsinki.
: Not applicable.