Wang, Jing
Zhao, Lei
Shang, Kun
Liu, Fang
Che, Juanjuan
Li, Huihui
Cao, Bangwei
Funding for this research was provided by:
Beijing Municipal Administration of Hospitals-Youth Programme (QML20150107)
the Capital Health Research and Development of Special (2016-4-1112)
Beijing Key Specialty (2018)
Article History
Received: 4 November 2019
Accepted: 12 March 2020
First Online: 9 April 2020
Ethics approval and consent to participate
: Not applicable.
: Yes.
: The authors declare that they have no competing interests.