Published on in Vol 21 , No 4 (2019) :April

1 Institute for Health Research , Kaiser Permanente Colorado , Aurora , CO , US
2 Division of General Internal Medicine , School of Medicine , University of Colorado , Aurora , CO , US
3 Department of Family Medicine , School of Medicine , University of Colorado , Aurora , CO , US
4 mHealth Impact Lab , Colorado School of Public Health , University of Colorado , Aurora , CO , US
5 Department of Medicine , Eastern Colorado Health Care System , Department of Veterans Affairs , Denver , CO , US
6 Division of Geriatrics , Weill Cornell Medicine , New York , NY , US
7 Center for Research and Education on Aging and Technology Enhancement , University of Miami , Miami , FL , US