Wang, Huanping
Meng, Haitao
Wang, Jinghan
Lou, Yinjun
Zhou, Yile
Lin, Peipei
Li, Fenglin
Liu, Lin
Xu, Huan
Yang, Min
Jin, Jie
Article History
Received: 19 February 2019
Accepted: 23 July 2019
First Online: 29 November 2019
Compliance with ethics guidelines
: Huanping Wang, Haitao Meng, Jinghan Wang, Yinjun Lou, Yile Zhou, Peipei Lin, Fenglin Li, Lin Liu, Huan Xu, Min Yang, and Jie Jin declare that they have no conflict of interest with regard to this work. All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the <i>Helsinki Declaration</i> of 1975, as revised in 2000 (5). Informed consent was obtained from all patients for being included in the study.