Gao, Yuan
Liu, Yahong
Wang, Peng
Meng, Xianfei
Zhang, Wuke
Sun, Yaofei http://orcid.org/0000-0002-3334-9271
Funding for this research was provided by:
Shandong Province Medical and Health Science and Technology Development Plan Project (2016WS0648)
Article History
Received: 2 April 2020
Accepted: 14 May 2020
First Online: 28 May 2020
Compliance with Ethical Standards
:
: Ethical approval is exempted for this analysis.
: The authors declare that they have no conflict of interest.