Current hotspot and study trend of innate immunity in COVID-19: a bibliometric analysis from 2020 to 2022.Published in:Frontiers in Immunology, 2023, p. 1, doi. 10.3389/fimmu.2023.1135334By:Ping Lai;Shuquan Xu;Jin-hua Xue;Hong-zhou Zhang;Yi-ming Zhong;Yong-ling LiaoPublication type:Article