TY - JOUR AU - Kaplan, Bryan AU - DeBeauchamp, Jennifer AU - Stigger-Rosser, Evelyn AU - Franks, John AU - Crumpton, Jeri Carol AU - Turner, Jasmine AU - Darnell, Daniel AU - Jeevan, Trushar AU - Oh, Myoung-don AU - Harding, Abbey AU - Webby, Richard AU - Lowe, James T1 - Influenza Virus Surveillance in Coordinated Swine Production Systems, United States T2 - Emerging Infectious Disease journal PY - 2015 VL - 21 IS - 10 SP - 1834 SN - 1080-6059 AB - To clarify the epidemiology of influenza A viruses in coordinated swine production systems to which no animals from outside the system are introduced, we conducted virologic surveillance during September 2012–September 2013. Animal age, geographic location, and farm type were found to affect the prevalence of these viruses. KW - influenza KW - viruses KW - swine KW - surveillance KW - H1N1 KW - H3N2 KW - zoonoses KW - United States KW - North America DO - 10.3201/eid2110.140633 UR - https://wwwnc.cdc.gov/eid/article/21/10/14-0633_article ER - End of Reference