Gao, Lingling
Li, Xiao
Guo, Qian
Nie, Xin
Hao, Yingying
Liu, Qing
Liu, Juanjuan
Zhu, Liancheng
Yan, Limei
Funding for this research was provided by:
National Natural Science Foundation of China (81672590, 81472437)
Shengjing Freelance Research Program (201804)
Article History
Received: 18 May 2020
Accepted: 12 October 2020
First Online: 17 October 2020
Ethics approval and consent to participate
: No ethical approval nor informed consent was required in this study due to the public‑availability of the data used.
: All authors consent to publication.
: The authors declare that there are no conflicts of interest.