Article
JOURNAL OF SWINE HEALTH AND PRODUCTION  (2021)

Proposed modifications to porcine reproductive and respiratory syndrome virus herd classification

Derald J Holtkamp, Montserrat Torremorell, Cesar A Corzo, Daniel CL Linhares, Marcelo N Almeida, Paul Yeske, Dale D Polson, Lisa Becton, Harry Snelson, Tara Donovan, Jeremy Pittman, Clayton Johnson, Carles Vilalta, Gustavo S Silva, Juan Sanhueza