Yan, Yumei
He, Dake
Wu, Jing
Hou, Ruolin
Sun, Kun
Li, Ling
Funding for this research was provided by:
Shanghai Hospital Development Center (SHDC12015113)
Article History
Received: 1 October 2019
Accepted: 16 January 2020
First Online: 28 February 2020
Ethics approval and consent to participate
: Not required.
: Not required.
: The authors declare that they have no competing interests.