No abstract available
Keywords:
Chronic total occlusions; Coronary; Difficult to cross.
MeSH terms
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Aged
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Chronic Disease
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Coronary Angiography
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Coronary Occlusion / diagnostic imaging
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Coronary Occlusion / physiopathology
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Coronary Occlusion / therapy*
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Humans
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Male
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Percutaneous Coronary Intervention / methods*
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Treatment Outcome