No abstract available
MeSH terms
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Aged
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Anastomosis, Surgical / adverse effects*
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Anastomosis, Surgical / instrumentation*
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Aorta / surgery*
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Coronary Angiography
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Coronary Artery Bypass / adverse effects*
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Coronary Artery Bypass / instrumentation*
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Echocardiography, Transesophageal
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Female
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Graft Occlusion, Vascular / diagnosis
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Graft Occlusion, Vascular / etiology*
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Humans
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Male
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Middle Aged
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Treatment Outcome
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Veins / transplantation*