1. Department of Family and Preventive Medicine; Emory University School of Medicine; Atlanta GA USA
2. Division of Foodborne; Waterborne, and Environmental Diseases; National Center for Emerging and Zoonotic Infectious Diseases; CDC; Atlanta GA USA
3. Oak Ridge Institute for Science and Education; Oak Ridge TN USA
4. Environmental Protection Agency; Washington DC
5. Division of Environmental Hazards and Health Effects; National Center for Environmental Health, CDC; Atlanta GA USA
6. Division of Parasitic Diseases and Malaria; Center for Global Health; CDC; Atlanta GA USA