No abstract available
MeSH terms
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Adolescent
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Catheter Ablation* / adverse effects
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Child
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Cryosurgery* / adverse effects
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Cryosurgery* / instrumentation
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Electrophysiologic Techniques, Cardiac
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Heart Block / etiology
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Humans
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Tachycardia, Atrioventricular Nodal Reentry / surgery*