1 Department of Medicine, NYU Grossman School of Medicine, New York, NY, USA.
2 Department of Medicine, Section of Hospital Medicine, University of Virginia School of Medicine, Charlottesville, VA, USA.
3 Founder and President Emeritus, Society to Improve Diagnosis in Medicine, Plymouth, MA, USA.
4 Professor Emeritus, Stony Brook University, NY, USA.
5 Division of Hospital Medicine, Department of Medicine, Division of Pediatric Hospital Medicine, Department of Pediatrics, University of Minnesota Medical School, Minneapolis, MN, USA.