No abstract available
MeSH terms
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Bundle-Branch Block / diagnosis
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Bundle-Branch Block / etiology
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Cardiac Pacing, Artificial / adverse effects*
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Electrocardiography
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Heart Failure / complications
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Heart Failure / therapy
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Heart Ventricles / pathology*
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Heart Ventricles / surgery*
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Humans
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Male
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Middle Aged
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Pacemaker, Artificial*
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Syndrome