Published on in Vol 6, No 2 (2020): Jul-Dec
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/16138, first published
.
1 School of Information Management, Nanjing University, Nanjing, China
2 Jinling College, Nanjing University, Nanjing, China
3 School of Information, College of Communication and Information, Florida State University, Tallahassee, FL, United States