Yang, Desheng
Li, Haini
Sun, Xiaoyan
Yang, Shengmei
Wang, Kewei
Liu, Zongtao
Funding for this research was provided by:
Medical Research Guidance Plan of Qingdao Municipal Health Committee (2019-WJZD091)
Qingdao Excellent Young Medical Talent Training Project (2019)
Shandong Provincial Medicine and Health Technology Development Plan (2019WS145)
Article History
Received: 3 March 2020
Accepted: 2 November 2020
First Online: 18 November 2020
Competing interests:
: The authors declare no competing interests.