Efficacy of Haemophilus pleuropneumoniae vaccine in pigs.
D000818:Animals; D001428:Bacterial Vaccines / Q000276:immunology*; D003168:Complement Fixation Tests; D006192:Haemophilus Infections / Q000276:immunology / Q000517:prevention & control / Q000662:veterinary*; D013552:Swine; D013553:Swine Diseases / Q000276:immunology / Q000517:prevention & control*; D014613:Vaccines, Attenuated / Q000276:immunology
D001428:Bacterial Vaccines; D014613:Vaccines, Attenuated