Li, Ying
Wang, Huan
Jin, Xu-Rui
Li, Xiang
Pender, Michelle
Song, Cai-Ping
Tang, Sheng-Lan
Cao, Jia
Wu, Hao
Wang, Yun-Gui
Funding for this research was provided by:
PLA (AWS17J014)
the Seed Funding, Army Medical University (Third Military Medical University),China (2016XYY04)
Article History
Received: 25 October 2017
Accepted: 24 July 2018
First Online: 16 August 2018
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board of Preventive Medicine College and Southwest Hospital, Army Medical University (Third Military Medical University), Chongqing, China. Written informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.