[Terminology for classifying the porcine reproductive and respiratory syndrome virus (PRRSV) status of swine herds].
Holtkamp DJ, Polson DD, Torremorell M, Morrison B, Classen DM, Becton L, Henry S, Rodibaugh MT, Rowland RR, Snelson H, Straw B, Yeske P, Zimmerman J; American Association of Swine Veterinarians; United States Department of Agriculture PRRS-Coordinated Agricultural Project.
Holtkamp DJ, et al.
Tierarztl Prax Ausg G Grosstiere Nutztiere. 2011;39(2):101-12.
Tierarztl Prax Ausg G Grosstiere Nutztiere. 2011.
PMID: 22138772
German.