Wang, Shu
Zhang, Yitian
Zhang, Xin
Tang, Yuzhe
Xiao, Bo
Hu, Weiguo
Chen, Song
Li, Jianxing
Funding for this research was provided by:
Capital Health Research and Development of Special (No. 2016- 1-2241)
Beijing Municipal Science and Technology Commission (No. 12016B3003)
Article History
Received: 30 April 2019
Accepted: 11 July 2019
First Online: 16 July 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The protocol was approved by the institutional ethic committee.