Published on in Vol 7, No 5 (2019): May
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/13679, first published
.
1 Department of Media and Communication, City University of Hong Kong, Hong Kong, China (Hong Kong)
2 Department of Communication, Michigan State University, East Lansing, MI, United States
3 School of Data Science, City University of Hong Kong, Hong Kong, China (Hong Kong)
*these authors contributed equally