Krijne, R Doppler sonographic examination of the internal mammary artery graft: influence of exercise. [electronic resource] - International journal of cardiology May 1993 - 163-5 p. digital Publication Type: Journal Article ISSN: 0167-5273 Standard No.: 10.1016/0167-5273(93)90029-g doi Subjects--Topical Terms: AdultAgedAngina Pectoris--diagnostic imagingBlood Flow Velocity--drug effectsCoronary Disease--diagnostic imagingEchocardiography, DopplerExercise Test--drug effectsFemaleGraft Occlusion, Vascular--diagnostic imagingHemodynamics--drug effectsHumansMaleMetoprolol--administration & dosageMiddle AgedMyocardial RevascularizationPostoperative Complications--diagnostic imaging