1. Doppler echocardiography in normally functioning replacement aortic valves: a review of 129 studies;Rajani;J Heart Valve Dis,2007
2. Early postoperative echocardiographic hemodynamic performance of On-X prosthetic heart valve. A multicenter study;Chambers;J Heart Valve Dis,1998
3. Early clinical experience with the On-X prosthetic heart valve;Laczkovics;J Heart Valve Dis,2000
4. The On-X prosthetic heart valve at five years;Moidl;Ann Thorac Surg,2002
5. North American multicenter experience with the On-X prosthetic heart valve;McNicholas;J Heart Valve Dis,2006