No abstract available
MeSH terms
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Angina Pectoris / diagnostic imaging
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Angina Pectoris / surgery
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Coronary Angiography
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Coronary Artery Bypass / adverse effects*
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Coronary Artery Bypass / methods
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Follow-Up Studies
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Graft Occlusion, Vascular / diagnostic imaging*
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Graft Occlusion, Vascular / drug therapy*
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Humans
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Injections, Intralesional
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Male
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Middle Aged
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Nitroglycerin / therapeutic use*
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Risk Assessment
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Saphenous Vein / physiopathology*
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Saphenous Vein / transplantation*
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Treatment Outcome
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Vascular Patency / drug effects
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Vasoconstriction / drug effects