1. Department of Emergency Medicine, University of Michigan , Ann Arbor, Michigan , USA
2. School of Nursing, Columbia University , New York, New York , USA
3. Department of Population Health Sciences, Weill Cornell Medicine , New York, New York , USA
4. Samuel J. Wood Library and C.V. Starr Biomedical Information Center, Weill Cornell Medical College , New York, New York , USA
5. Department of Emergency Medicine, Mount Sinai Icahn School of Medicine , New York, New York , USA
6. Department of Emergency Medicine, Weill Cornell Medicine , New York, New York , USA