Evidence for the persistence of foot-and-mouth disease virus in pigs.
D000818:Animals; D005537:Aphthovirus / Q000276:immunology*; D002417:Cattle; D017931:DNA Primers / Q000737:chemistry; D004197:Disease Reservoirs / Q000662:veterinary; D005536:Foot-and-Mouth Disease / Q000276:immunology* / Q000517:prevention & control; D009500:Neutralization Tests / Q000662:veterinary; D012367:RNA, Viral / Q000097:blood; D020133:Reverse Transcriptase Polymerase Chain Reaction / Q000662:veterinary; D013552:Swine; D013553:Swine Diseases / Q000276:immunology* / Q000517:prevention & control