[1] McGill Univ, Hlth Ctr Res Inst, Montreal, PQ, Canada
[2] VA Palo Alto Hlth Care Syst, Palo Alto, CA USA
[3] Stanford Univ, Sch Med, Div Cardiovasc Med, Stanford, CA USA
[4] Stanford Univ, Sch Med, Cardiovasc Inst, Stanford, CA USA
[5] Stanford Hlth Care, Digital Hlth Care Integrat, Stanford, CA USA
[6] Stanford Univ, Dept Management Sci & Engn, Stanford, CA USA
[7] Stanford Univ, Sch Med, Dept Pediat, Stanford, CA USA
[8] Stanford Univ, Sch Med, Clin Excellence Res Ctr, Stanford, CA USA
[9] Stanford Univ, Sch Med, Div Cardiovasc Med, Falk CVRC, 870 Quarry Rd, Palo Alto, CA 94304 USA