3Haesebrouck F,Pasmans F,Chiers K,et al.Efficacy of vaccines against bacterial diseases in swine what can we expect.Vet Microbiot,2004,100:255-268
4Thacker EL,nalbur PG,Ross RF,et al.Mycoplasma hyopneumoniae potentiation of porcine reproductive and respiratory syndrome virus-induced pneumonia.Clin Microbiol,1999.37:620-627
5Vicca J,Maes D,Jonker L,et al.Efficacy of in-feed medication with tylosin for the treatment and control of Mycoplasma hyopneumoniac infections.Vet Rec,2005,156:606-610
6Caron J,Ouardani M,Dea S.Diagnosis and differentiation of Mycoplasma hyopneumoniae and Mycoplasma hyorhinis infections in pigs by PCR amplification of the V36 and P46 genes.Clin Microbiol,2000,38:1390-1396
7Kyriakis SC,Alexopoulos C,Vlemmas J,et al.Field study on the efficacy of vaccination with Hyoresp(R) (Merial,France) in Mycoplasma hyopneumoniae infected commercial pig unit.Proceedings of the 16th IPVS Congress.Melbourne, Australia,2000,1,17-20
8Ross RF.Mycoplasmal Disease,Diseases of swine.7th ed.Iowa State University Press,Ames,1992,537-551
