Funding for this research was provided by:
National Natural Science Foundation of China (81701405)
Article History
Received: 24 July 2019
Accepted: 26 November 2019
First Online: 6 December 2019
Ethics approval and consent to participate
: This study has been approved by the Ethics Committee of The First Hospital of Shijiazhuang and is in accordance with the 1964 Helsinki Declaration and its later amendments. Each participant in this study signed an informed consent form to participate in this study.
: Each participant in this study signed an informed consent form for publication of all of the participants’ clinical details.
: All authors read and approved the final manuscript