Aortic Valve ProlapseMitral Valve ProlapseRheumatic FeverProlapseAortic ValveRheumatic Heart DiseaseHeart Valve DiseasesAortic Valve StenosisRheumatic DiseasesUterine ProlapseRectal ProlapseAortic Valve InsufficiencyMitral ValveTricuspid Valve ProlapsePelvic Organ ProlapseEchocardiographyMitral Valve InsufficiencyHeart Valve ProlapseChoreaPhonocardiographyHeart MurmursHeart Valve Prosthesis ImplantationHeart AuscultationStreptococcus pyogenesAntistreptolysinPharyngitisStreptococcal InfectionsFeverHeart Valve ProsthesisPenicillin G BenzathineGrenadaBioprosthesisEndocarditis, BacterialMarfan SyndromePulmonary ValveMitral Valve StenosisAcute DiseaseNorthern TerritoryTricuspid ValveChordae TendineaeEchocardiography, TransesophagealCystoceleCardiac CatheterizationEchocardiography, Doppler, ColorMyocarditisRheumatic NoduleVisceral ProlapseRectoceleQ FeverTreatment OutcomePyodermaEchocardiography, Three-DimensionalCalcinosisEchocardiography, DopplerStreptococcal VaccinesFollow-Up StudiesGynecologic Surgical ProceduresPelvic FloorScarlet FeverProsthesis DesignProspective StudiesRetrospective StudiesOceanic Ancestry GroupStreptococcusHeart Defects, CongenitalSeverity of Illness IndexLentigoHeart ValvesHeart Septal Defects, VentricularEndocarditisAntigens, BacterialTime FactorsVenous ValvesArthritis, ReactiveYellow FeverTyphoid FeverPenicillinsNew CaledoniaAdams-Stokes SyndromeCardiac Valve AnnuloplastyDeath, SuddenElectrocardiographyInternational Council of NursesTricuspid Valve Insufficiency