He, Hong-Guang
Wu, Chao-Qing
Ye, Kun
Zeng, Chun
Huang, Yi-Yun
Luo, Shu-Wen
Yin, Wu
Ye, Qiu-Rong
Peng, Xiao-Mei
Funding for this research was provided by:
Guangxi Zhuang Autonomous Region Health and Family Planning Commission Foundation (Z2016627)
National Natural Science Foundation of China (81260121)
Key R&D Program of Guangxi Zhuang Autonomous Region (AB16380229)
Article History
Received: 17 October 2017
Accepted: 29 July 2019
First Online: 22 August 2019
Ethics approval and consent to participate
: This study was approved by the institutional review board at the People’s Hospital of Guangxi Zhuang Autonomous Region (No. 20160302), and the need for informed consent from the patients was waived because of the retrospective study design. All clinical investigations were conducted in accordance with the guidelines of the 2008 Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.