1 Division of General Internal Medicine & Geriatrics, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA.
2 Center for Communication and Health, School of Communications, Northwestern University, Chicago, IL, USA.
3 Department of Family Medicine, University of Illinois at Chicago College of Medicine, 1919 W Taylor, Rm 196, MC 663, Chicago, IL, 60612, USA. [email protected].