Magda Heras, James H. Chesebro, Valentin Fuster, William J. Penny, Diane E. Grill, Kent R. Bailey, Gordon K. Danielson, Thomas A. Orszulak, James R. Pluth, Francisco J. Puga, Hartzell V. Schaff, Jeffrey J. Larsonkeller,
High risk of thromboemboli early after bioprosthetic cardiac valve replacement Journal of the American College of Cardiology. ,vol. 25, pp. 1111- 1119 ,(1995) ,
10.1016/0735-1097(94)00563-6