1. Health Care Management MBA Program, Johns Hopkins University Carey Business School, Baltimore, MD, USA
2. Department of Quality, Suburban Hospital, Johns Hopkins Medicine, Bethesda, USA
3. Department of OB Hospitalists, Sutter East Bay Medical Group, Berkeley, CA, USA
4. Johns Hopkins Community Physicians at Suburban Hospital, Suburban Hospital, Bethesda, MD, USA
5. Division of Endocrinology, Diabetes, and Metabolism, Johns Hopkins University School of Medicine, Baltimore, MD, USA