1 Assistant professor, Department of Medicine, The George Washington University School of Medicine and Health Sciences, Washington, DC; conumah@mfa.gwu.edu .
2 Associate professor, Departments of Medicine and Pediatrics, and associate dean for student affairs, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
3 Assistant professor, Harvard Medical School, and associate program director, Brigham and Women's Hospital Internal Medicine Residency, Boston, Massachusetts.