No abstract available
MeSH terms
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Cardiac Pacing, Artificial / adverse effects*
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Cardiomyopathies / etiology*
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Child, Preschool
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Echocardiography
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Electrocardiography
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Female
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Follow-Up Studies
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Humans
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Long QT Syndrome / congenital
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Long QT Syndrome / diagnostic imaging
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Long QT Syndrome / surgery
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Long QT Syndrome / therapy*
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Torsades de Pointes / diagnostic imaging
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Torsades de Pointes / surgery
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Torsades de Pointes / therapy*