No abstract available
MeSH terms
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Adult
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Arrhythmias, Cardiac / etiology
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Bronchoscopy / adverse effects*
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Cardiac Complexes, Premature / etiology
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Electrocardiography
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Fiber Optic Technology
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Heart Rate*
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Humans
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Middle Aged
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Oxygen / blood*
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Oxygen / therapeutic use
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Ventilation-Perfusion Ratio