[1] Ctr Dis Control & Prevent, Off Publ Hlth Preparedness & Response, Div State & Local Readiness, Temporary Epidemiol Field Assignee Program, Atlanta, GA 30333 USA
[2] New York City Dept Hlth & Mental Hyg, Off Emergency Preparedness & Response, Long Isl City, NY 11101 USA
[3] Univ Arizona, Coll Med Tucson, Dept Med, Div Infect Dis, Tucson, AZ USA
[4] SUNY Stony Brook, Stony Brook, NY 11794 USA