1 Department of Medicine, University of California San Francisco, San Francisco, CA Smitha.ganeshan@ucsf.edu.
2 Department of Medicine, Division of Cardiology, University of California San Francisco, San Francisco, CA.
3 Department of Medicine, University of California San Francisco, San Francisco, CA; Medical Service, San Francisco Veterans Affairs Medical Center, San Francisco, CA.
4 Department of Medicine, Division of Cardiology, University of California San Francisco, San Francisco, CA; Zuckerberg San Francisco General Hospital, San Francisco, CA.