Published on in Vol 21, No 5 (2019): May
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/13090, first published
.
1 Analytics, Intelligence, and Technology, Los Alamos National Laboratory, Los Alamos, NM, United States
2 Information Science, University of Colorado, Boulder, Boulder, CO, United States