3Pollook R V, Coyne M J. Canine Parvovirus[J]. Vet Clin North, 1993, 23(3) : 555-568.
4Appel M J G, Scott F W, Carmichael L E. Isolation and immunization studies of a canine parvo-like virus fromdogs with haemorrhagic enteritis[J]. Vet Rec, 1979, 105:156-159.
5Parrish, C R. Host range relationships and the evolution of canine parvovirus[J]. Vet Microbiol, 1999, 69(1-2): 29-40.
6Parrish C R, Aquadro C F, Strassheim M L, et al Rapid antigenic-type replacement and DNA sequence evolution of canine parvovirus[J]. J Virol, 1991, 65:6544-6552.
7Parrish C R, Have P, Foreyt W J, et al. The global spread and replacement of canine parvovirus strains[J]. J Gen Virol, 1988, 69(Pt. 5): 1111-1116.
8Masami M, Motohiro H, Hisami H, et al. Isolation of Canine Parvovirus from a Cat Manifesting Clinical Signs of Feline Panleukopenia[J]. J Clin Microbiol, 1996, 34 (9) : 2101-2105.
9Schunck B, W Kraft, U Truyen, et al. A simple touch-down polymerase chain reaction for the detection of canine parvovirus and feline panleukpenia virus in feces [J]. J Virol Methods, 1995, 55:427-433.
10Kumar S, Tamura K, Nei M. MEGA3: Integrated software for Molecular Evolutionary Genetics Analysis and sequence alignment[J]. Briefings in Bioinformatics,2004, 5: 150-163.
