Wang, Lingxiang
Xiong, Li
Wu, Zhengchun
Miao, Xiongying
Liu, Ziru
Li, Daiqiang
Zou, Qiong
Yang, Zhulin
Funding for this research was provided by:
National Natural Science Foundation of China (Nos. 81472738, 81372628, 81402536, 31571241, 31660266)
Planned Science and Technology Project of Hunan province (No. 2015GK3117, 2014WK2016)
Changsha Science and Technology Plan (K1205018-31)
Innovation Project of Ministry of Science and Technology (No. X8C1Y0K9)
Article History
Received: 13 June 2017
Accepted: 10 January 2018
First Online: 18 January 2018
Ethics approval and consent to participate
: This study is a retrospective study, and the data collection and analysis were carried out without disclosing patients’ identities.
: This study is exempted from an informed consent since it is a retrospective study and the data collection and analysis were carried out without disclosing patients’ identities.
: The authors declare that they have no competing interests.
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