D'Alessio, Andrea Thrombotic Thrombocytopenic Purpura Following Aortic Valve Replacement with St. Jude Medical Trifecta Bio-Prosthesis. [electronic resource] - Cardiology research Dec 2018 - 392-394 p. digital Publication Type: Case Reports; Journal Article ISSN: 1923-2829 Standard No.: 10.14740/cr780w doi