Pathogen surveillance and epidemiology in endangered peninsular bighorn sheep (Ovis canadensis nelsoni) oleh Jessica N. Sanchez, Brandon A. Munk, Janene Colby, Steve G. Torres, Ben J. Gonzales, James R. DeForge, Aimee J. Byard, Lora Konde, Nicholas J. Shirkey, Pranav S. Pandit, Randy A. Botta, Annette Roug, Michael H. Ziccardi, Christine K. Johnson