Published on in Vol 7, No 9 (2021): September
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/27715, first published
.
1 School of Information, The University of Texas at Austin, Austin, TX, United States
2 Center for Health Communication, Moody College of Communication and Dell Medical School, The University of Texas at Austin, Austin, TX, United States