Haemophilus parasuisActinobacillus suisActinobacillusActinobacillus InfectionsActinobacillus pleuropneumoniaeHaemophilusHaemophilus InfectionsSwine DiseasesHaemophilus paragallinarumSwineStreptococcus suisHaemophilus influenzaeAggregatibacter actinomycetemcomitansSerositisTransferrin-Binding Protein ABrucella suisHaemophilus ducreyiPleuropneumoniaPasteurella multocidaBacterial VaccinesHaemophilus VaccinesVirulenceDNA, BacterialAntibodies, BacterialActinobacillus equuliBacterial Outer Membrane ProteinsMeningitis, HaemophilusMolecular Sequence Data