From the Division of Cardiology, Zuckerberg San Francisco General Hospital, CA (N.A.C., D.S.K.); and Department of Medicine (N.A.C., D.S.K.), Department of Epidemiology and Biostatistics (D.S.K.), Center for Vulnerable Populations (D.S.K.), and Philip R. Lee Institute for Health Policy Studies (D.S.K.), University of California San Francisco.