No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Adolescent
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Adrenergic beta-Antagonists / therapeutic use*
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Adult
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Child
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Child, Preschool
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Electrocardiography
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Female
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Humans
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Infant
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Long QT Syndrome / diagnosis
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Long QT Syndrome / genetics
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Long QT Syndrome / therapy*
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Male
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Pacemaker, Artificial
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Risk Factors
Substances
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Adrenergic beta-Antagonists