[1] Univ Illinois, Chicago, IL 60607 USA
[2] Emory Univ, Atlanta, GA 30322 USA
[3] Emory Univ, Med, Div Cardiol, Atlanta, GA 30322 USA
[4] Emory Healthcare, Electrophysiol, Atlanta, GA USA
[5] Emory Univ, Rollins Sch Publ Hlth, Dept Hlth Policy & Management, Atlanta, GA 30322 USA
[6] Emory Univ, Dept Econ, Atlanta, GA 30322 USA
[7] Univ Colorado, Med, Boulder, CO 80309 USA
[8] Colorado Program Patient Ctr Decis, Boulder, CO 80309 USA
[9] Emory Rollins Sch Publ Hlth, Dept Epidemiol, Atlanta, GA USA