1Allan G M, McNeilly F, Cassidy J P. Pathogenesis of porcine circovirus-Expermental infections of colostram deprived piglets and examination of pig foetal materia [J]. Vel Microbiol, 1995,44: 49-64.
2Allan G M,Phenix K V,Todd D. Some biological and physicochemical properties of porcine circovims [J]. J Vet Med, 1994, 41:17-26.
3Brian M, Me Neilly F, Todd D. Characterization of novel circovirus DNA associated with wasting syndromes in pigs [J], J GenVirol, 1998,79: 2171-2179.
4Allan G M, Me Neilly F, Meehan B M. Isolation and clmracterization of circoviruses from pigs with wasting syndromes in Spain, Dermlar kand Northern Ireland [J]. Vet Micro, 1999,66:115-123.
5Dulac G C, A fshar A. Porcine circovirus in Canadian pigs[J] .Can J Vet Res, 1989,53:431-433.
6Edwards S, Sands J J. Evidence of circovirus infection in British pigs [J] .Vet Rec, 1994,134:680-681.
7Allan G M, Phenix K V, Todd D. Some biological and physico-chemical properties of porcine circovirus [J]. Zentralbl Vet[B]. 1994,41(1):17-26.
8Harding J. Post-weaning muhisystemic wasting syndrome(PMWS) : preliminary epidemiology and clinical present [J]. Proc AmAssoc Swine Pract, 1997,28:503.
9Plana-duran J, Balasch M, Segales J, Post-weaning muhisystemic wasting syndrome in spain [J]. VetRec, 1999, 143 : 87-88.
10Liu QiAng, Wang Li, Willson Pet al. Quantitative,competitive PCR analysis of porcine circovirus DNA in serum from pigs with postweaning mulfisystemic wasting syndrom [J]. J Clini Micro.2000,38(9) : 3474-3477.