Rheumatic FeverRheumatic Heart DiseaseRheumatic DiseasesChoreaStreptococcus pyogenesAntistreptolysinPharyngitisFeverStreptococcal InfectionsPenicillin G BenzathineGrenadaNorthern TerritoryAcute DiseaseMyocarditisRheumatic NoduleHeart Valve DiseasesPyodermaQ FeverStreptococcal VaccinesScarlet FeverOceanic Ancestry GroupStreptococcusAntigens, BacterialArthritis, ReactiveYellow FeverTyphoid FeverMitral Valve InsufficiencyNew CaledoniaAdams-Stokes SyndromeAortic Valve InsufficiencyPenicillinsHeart MurmursInternational Council of NursesMitral Valve StenosisGlomerulonephritisBacterial Outer Membrane ProteinsMitral ValveFever of Unknown OriginArthritisAntibodies, Bacterial