Jiao, Dechao
Wang, Jing
Han, Bingxin
Li, Zongming
Wang, Yanli
Han, Xinwei
Funding for this research was provided by:
Key Scientific Research Projects of Higher Education Institutions in Henan Province (20A320024)
Article History
Received: 12 November 2019
Accepted: 6 April 2020
First Online: 21 April 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This prospective study was approved by the institutional review board of the First Affiliated Hospital of Zhengzhou University.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Institutional and/or National Research Committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.