Wang, Yonggang
Yang, Fengguang
Wang, Dongmin
Zhao, Haiyan
Ma, Zhanjun
Ma, Peifen
Hu, Xuchang
Wang, Shixiong
Kang, Xuewen
Gao, Bingren
Funding for this research was provided by:
Natural Science Foundation of Gansu Province (17JR5RA230, 17JR5RA280)
Article History
Received: 26 July 2019
Accepted: 31 October 2019
First Online: 16 December 2019
Ethics approval and consent to participate
: Ethical approval was obtained by Lanzhou University Second Hospital Medical Ethics Committee Review Form. Approval reference if relevant. We had all the necessary consent from any of the patients involved in the study, including consent to participate in the study where appropriate.
: Not applicable
: The authors declare that they have no competing interests.