1. Centers for Disease Control and Prevention website. Emergency department visits. Available at: http://www.cdc.gov/nchs/fastats/emergency-department.htm. Accessed August 7, 2015.
2. Gilboy N, Tanabe T, Travers D, et al. Emergency Severity Index (ESI): a triage tool for emergency department care, version 4 implementation handbook 2012 edition. Rockville, MD: Agency for Healthcare Research and Quality.
3. The effect of an emergency department dedicated midtrack area on patient flow;Soremekun;Acad Emerg Med,2014
4. Established and novel initiatives to reduce crowding in emergency departments;Liu;West J Emerg Med,2013
5. Regression modeling strategies: with applications to linear models, logistic regression, and survival analysis;Harrell,2001