Zhou, Yong
Zhang, Xi
Chen, Rui
Han, Su
Liu, Yishu
Liu, Xuefeng
Gao, Ming
Yang, Chundong
Lu, Daifeng
Sun, Beibei
Chen, Hao
Funding for this research was provided by:
Harbin medical university scientific research innovation fund (2017LCZX98)
the Foundation of Heilongjiang Provincial Health Bureau (2017-146)
Heilongjiang province postdoctoral fund (LBH-Z17142)
Article History
Received: 14 June 2019
Revised: 14 January 2020
Accepted: 7 February 2020
First Online: 4 March 2020
Compliance with ethical standards
: The study was approved by the Ethics Committee of Harbin Medical University and conducted in accordance with the tenets of the Declaration of Helsinki. Written informed consent was approved by the Ethics Committee of Harbin Medical University and collected from each participant included in the study.
: None.
: The funders had no role in study design, data collection and analysis, preparation of the manuscript, or decision to publish.