. . . . . . . . "Perceval S Aortic Heart Valve Study- North America"@en . "NCT01810679" . . . . "clinical trial"@en . . "2013-04-01T00:00:00Z"^^ . . . . . . "Perceval S Aortic Heart Valve Study- North America"@en . . . "Clinical Investigation of the Perceval S Sutureless Heart Valve"@en . "2016-02-01T00:00:00Z"^^ . . . . . "klinisch onderzoek"@nl . . . . . . . "\u043A\u043B\u0456\u043D\u0456\u0447\u043D\u0435 \u0432\u0438\u043F\u0440\u043E\u0431\u0443\u0432\u0430\u043D\u043D\u044F"@uk . "18"^^ . . . . . "Perceval S Aortic Heart Valve Study- North America"@en . . "ensayu cl\u00EDnicu"@ast . . . . . . "355"^^ . . .