No abstract available
MeSH terms
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Adult
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Aged
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Atrial Fibrillation / therapy*
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Balloon Occlusion / instrumentation
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Balloon Occlusion / methods*
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Cryotherapy / instrumentation
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Cryotherapy / methods*
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Follow-Up Studies
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Humans
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Middle Aged
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Outcome Assessment, Health Care
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Pulmonary Veins
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Treatment Outcome