Published on in Vol 23, No 12 (2021): December
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/28042, first published
.
1 School of New Media and Communication, Tianjin University, Tianjin, China
2 Wee Kim Wee School of Communication and Information, Nanyang Technological University, Singapore, Singapore