Xi, Yingjun
Chen, Runsen
Gillespie, Amy L.
He, Yuyang
Jia, Chihua
Shi, Kuo
Yao, Yiming
Ma, Xin
Liu, Wei
Chan, Emily Ying Yang
Funding for this research was provided by:
Capital’s Funds for Health Improvement and Research (2014-1-2121)
Beijing Municipal Administration of Hospitals Clinical Medicine Development of special funding (ZYLX201815)
Article History
Received: 10 July 2018
Accepted: 10 December 2018
First Online: 3 January 2019
Ethics approval and consent to participate
: This study protocol was approved from the Human Research and Ethics Committee of Beijing Anding Hospital, Capital Medical University. All participants were informed of the objective of the study and gave written consent before the investigation.
: The authors declare that there is no conflict of interests.
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