Published on in Vol 7, No 11 (2019): November
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/11915, first published
.

1 Marshfield Clinic Research Institute, National Farm Medicine Center , Marshfield, WI, US
2 University of Wisconsin-Milwaukee, Health Informatics , Milwaukee, WI, US
*these authors contributed equally