1OHSHIMA T, MOCHIZUKI M. Evidence for recombination between feline panleukopenia virus and canie parvovirus type [J].J Vet MedSci ,2009,71 (4) : 403-408.
5LARSON L J, SCHULTZ R D. Three-year serologic immunity against canine parvovirus type 2 and canine adenovirus type 2 in dogs vaccinated with a canine combination[J].Vet Ther, 2007,8(4) :305-310.