1. Department of Medicine, Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA
2. Program for Medical Education Innovations and Research, New York University Grossman School of Medicine, New York, New York, USA
3. Shapiro Institute for Education and Research, Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA
4. Department of Emergency Medicine, Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA