1. Black MM, Cochrane T, Lawford PV, Reul H, Yoganathan A. Design and flow characteristics. In: Bodnar E, Frater RWM, editors. Replacement cardiac valves. New York: Pergamon Press, 1991:1–20.
2. Black MM, Drury PJ. Mechanical and other problems of artificial valves. Curr Top Pathol 1994;86:127–59.
3. Butchart EG. The potential complications of heart valve replacement and their prevention: technical considerations. In: Rábago G, Cooley DA, editors. Heart valve replacement and future trends in cardiac surgery. Mount Kisco, NY: Futura, 1987:31–53.
4. Draft replacement heart valve guidance, Version 4.1. FDA, USA, Rockville, MD, 1994:18.
5. Emergy RW, Nicoloff DM. St. Jude Medical cardiac valve prosthesis. J Thorac Cardiovasc Surg 1979;78:269–76.