Xu, Xi
Yu, Chengcheng
Qu, Jing
Zhang, Lieguang
Jiang, Songfeng
Huang, Deyang
Chen, Bihua
Zhang, Zhiping
Guan, Wanhua
Ling, Zhoukun
Jiang, Rui
Hu, Tianli
Ding, Yan
Lin, Lin
Gan, Qingxin
Luo, Liangping
Tang, Xiaoping
Liu, Jinxin
Article History
Received: 10 February 2020
Accepted: 19 February 2020
First Online: 28 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: The study was conducted in accordance with the principles of the Declaration of Helsinki, and Institutional Review Board approval has been obtained. The written informed consent for this retrospective study was waived.
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