Published on in Vol 2 , No 1 (2019) :Jan-Jun
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/11331, first published
.

1 Department of Neurology, University of Washington School of Medicine, Seattle, WA, United States
2 Department of Psychology, Washington State University, Pullman, WA, United States