Affiliation: | a National Exposure Research Laboratory, U.S. Environmental Protection Agency, Cincinnati, OH 45268, United States b Department of Biological Sciences, McMicken College of Arts and Sciences, University of Cincinnati, Cincinnati, OH 45221, United States c National Homeland Security Research Center, U.S. Environmental Protection Agency, Cincinnati, OH 45268, United States d Animal Parasitic Disease Laboratory, Agricultural Research Service, U.S. Department of Agriculture, Beltsville, MD, 20705, United States |