Prince Edward IslandHeart Valve Prosthesis ImplantationHeart Valve ProsthesisAortic Valve StenosisCardiac CatheterizationAortic ValveBioprosthesisProsthesis DesignHistory, 19th CenturyHistory, 20th CenturyNew BrunswickHistory, 18th CenturyVivisectionBalloon ValvuloplastyMethanobacterialesTricuspid Valve StenosisTrisomyMuseumsMethanomicrobialesMetastrongyloideaChromosomes, Human, Pair 18Granuloma InguinaleSmallpoxAortic Valve InsufficiencyFluoroscopyFemoral ArteryCardiac CathetersTreatment OutcomeHeart Valve DiseasesSmallpox VaccineCanadaThermodilutionEchocardiography, TransesophagealRadiography, InterventionalMitral ValveProsthesis FailureFranceSouth Africa