No abstract available
MeSH terms
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Aged
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Atrial Flutter / diagnosis*
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Atrial Flutter / surgery
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Cardiac Pacing, Artificial*
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China / ethnology
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Comorbidity
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Electrocardiography*
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Female
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Heart Block / diagnosis*
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Heart Block / surgery
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Heart Ventricles / physiopathology
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Heart Ventricles / surgery
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Humans
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India / ethnology
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Male
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Treatment Outcome