Wang, Xiaohui
Ji, Long
Tang, Zhaoyang
Ding, Guoyong
Chen, Xueyu
Lv, Jian
Chen, Yanru
Li, Dong
Funding for this research was provided by:
the Sub-topics of National key research and development program of China (2017YFE0118800)
Provincial Natural Science Foundation of China (ZR2017MH007)
Shandong University Science and Technology Program (J16LL09)
National Natural Science Foundation of China (81973138, 881773527 , 81872682)
Article History
Received: 7 November 2020
Accepted: 21 February 2021
First Online: 4 March 2021
Ethics approval and consent to participate
: The Human Research Ethics Committee of Shandong First Medical University (SFMU) approved this study. All procedures performed in the study involving human participants were performed in accordance with the 1964 Helsinki Declaration and its later amendments. All participants were required to sign an informed consent form before being enrolled in this study.
: Not applicable.
: The authors confirm that there are no competing interests.