W. H. Lyons, RN, MSL, F. M. Burkle Jr, MD, MPH, DTM, FAAP, FACEP, A. Diggs, PA, MPH, and T. Ehnert, MS, “An influenza exercise in a major urban setting. II. Development of a health emergency operations center”, Am J Disaster Med, vol. 5, no. 4, pp. 247–255, Jul. 2010.