Zhao, Qian
Zhang, Ying
Su, Ke
Wang, Xiao-Wan
Hai, Pan-Pan
Han, Bing
Bian, Ai-Ping
Guo, Rui-Xia
Funding for this research was provided by:
Science and technology plan project in zhengzhou, henan province (131PCXTD625)
Article History
Received: 22 April 2019
Accepted: 13 August 2019
First Online: 22 August 2019
Ethics approval and consent to participate
: This study was conducted in accordance with the declaration of Helsinki. This study was conducted with approval from the Ethics Committee of The First Affiliated Hospital of Zhengzhou University. A written informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.