Randomized trial of endoscopic versus open vein harvest for coronary artery bypass grafting: six-month patency rates.

Yun, K.L., Wu, Y., Aharonian, V., Mansukhani, P., Pfeffer, T.A., Sintek, C.F., Kochamba, G.S., Grunkemeier, G., Khonsari, S.; J Thorac Cardiovasc Surg. 2005 Mar.

Adjunctive transmyocardial revascularization: five-year follow-up of a prospective, randomized trial.

Allen, K.B., Dowling, R.D., Schuch, D.R., Pfeffer, T.A., Marra, S., Lefrak, E.A., Fudge, T.L., Mostovych, M., Szentpetery, S., Saha, S.P., Murphy, D., Dennis, H.; Ann Thorac Surg. 2004 Aug.

Randomized trial comparing partial versus complete chordal-sparing mitral valve replacement: effects on left ventricular volume and function.

Yun, K.L., Sintek, C.F., Miller, D.C., Pfeffer, T.A., Kochamba, G.S., Khonsari, S., Zile, M.R.; J Thorac Cardiovasc Surg. 2002 Apr.