G. D’Ancona, H. Karamanoukian, M. Ricci, A. Kawaguchi, J. Bergsland, and T. Salerno, “Myocardial Revascularization on the Beating Heart After Recent Onset of Acute Myocardial Infarction”, HSF, vol. 4, no. 1, pp. E74-E79, Mar. 2001.