1. Cohn, L.H., Adams, D.H., Couper, G.S., Bichell, D.P.: Minimally invasive aortic valve replacement. Semin. Thorac. Cardiovasc. Surg. 9, 331-336 (1997)
2. Cosgrove, D.M., III, Sabik, J.F.: Minimally invasive approach for aortic valve operations. Ann. Thorac. Surg. 62, 596-597 (1996)
3. Cosgrove, D.M., III, Sabik, J.F., Navia, J.L.: Minimally invasive valve operations. Ann. Thorac. Surg. 65, 1535-1538 (1998)
4. Pompili, M.F., Stevens, J.H., Burdon, T.A., Siegel, L.C., Peters, W.S., Ribakove, G.H., Reitz, B.A.: Port-access mitral valve replacement in dogs. J. Thorac. Cardiovasc. Surg. 112, 1268-1274 (1996)
5. Falk, V., Walther, T., Diegeler, A., Wendler, R., Autschbach, R., van Son, J.A., Siegel, L.C., Pompilli, M.F., Mohr, F.W.: Echocardiographic monitoring of minimally invasive mitral valve surgery using an endoaortic clamp. J. Heart Valve Dis. 5, 630-637 (1996)