Actinobacillus suisActinobacillusActinobacillus InfectionsStreptococcus suisActinobacillus pleuropneumoniaeSwine DiseasesBrucella suisHaemophilus paragallinarumSwineAggregatibacter actinomycetemcomitansStreptococcal InfectionsHelicobacter heilmanniiPleuropneumoniaMeningitis, BacterialActinobacillus equuliSerotypingVirulenceHaemophilusAggressive PeriodontitisMolecular Sequence DataPeriodontitis