Cai, Hua
Qin, Yue-Lan
Shi, Ze-Ya
Chen, Jin-Hui
Zeng, Min-Jie
Zhou, Wei
Chen, Ru-Qun
Chen, Zhi-Yuan
Article History
Received: 22 September 2019
Accepted: 1 December 2019
First Online: 18 December 2019
Ethics approval and consent to participate
: All participants provided their written informed consent to participate in this study. The study protocol was approved by Ethics Committee of Hunan Provincial People’ Hospital (2018–37).
: Not applicable.
: Authors declare no conflicts of interest for this article.