1. Poultry Diagnostic and Research Center, Department of Population Health (Villegas, Stabler, Hofacre, Lee, Ferguson-Noel, Barber, Rimet, Jerry, Madison, Franca) and Department of Poultry Science (Villegas, Kim), University of Georgia, Athens, GA; California Animal Health and Food Safety Laboratory System, University of California–Davis, San Bernardino, CA (Uzal); School of Science, RMIT University, Bundoora West Campus, Bundoora, VIC, Australia (Moore); Department of Biomedical Sciences and Pathobiology,...