1. Division of Environmental Hazards and Health Effects, National Centers for Environmental Health, Centers for Disease Control and Prevention, Atlanta, Georgia
2. Division of High-Consequence Pathogens and Pathology, National Center for Emerging and Zoonotic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia
3. Hospital Santo Tomás, Panama City, Panama
4. Caja de Seguro Social, Panama City, Panama
5. The Gorgas Memorial Institute, Panama City, Panama
6. Division of Environmental Hazards and Health Effects, National Centers for Environmental Health, Centers for Disease Control and Prevention, Atlanta, Georgia6Emory University School of Medicine, Department of Emergency Medicine, Atlanta, Georgia