1. Department of Emergency Medicine University of Alabama at Birmingham Birmingham Alabama USA
2. Department of Emergency Medicine University of Massachusetts Medical School–Baystate Medical Cente Springfield Massachusetts USA
3. Lister Hill Library University of Alabama at Birmingham Birmingham Alabama USA
4. University of Alabama at Birmingham School of Medicine Birmingham Alabama USA
5. Department of Emergency Medicine Vanderbilt University Medical Center Nashville Tennessee USA
6. ChristianaCare EM/IM Residency Program Newark Delaware USA