Published on in Vol 23, No 3 (2021): March
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/24945, first published
.
1 The Research Center of Journalism and Social Development, Renmin University of China, Beijing, China
2 Greenlee School Journalism and Communication, Iowa State University, Ames, IA, United States