1. Duke Health Technology Solutions, Duke University Health System, Durham, North Carolina, USA
2. Department of Medicine, Duke University School of Medicine, Durham, North Carolina, USA
3. Department of Biomedical Informatics, Vanderbilt University School of Medicine, Nashville, Tennessee, USA
4. Department of Pediatrics & Department of Internal Medicine, Vanderbilt University Medical Center, Nashville, Tennessee, USA
5. Department of Informatics, University of California, Irvine, Irvine, California, USA