Changing Flow Pattern of the Internal Thoracic Artery Undergoing Coronary Bypass Grafting: Continuous-Wave Doppler Assessment
by Raymond Cartier, MD, Omar Semper Dias, MD, Michel Pellerin, MD, Yves Hébert, MD, Yves Leclerc, MD

Equipment for Intraoperative Assessment of Sternal Collaterals
by Mark M. Levinson, MD