No abstract available
MeSH terms
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Action Potentials / drug effects
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Animals
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Dogs
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Electrocardiography
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Heart Conduction System / drug effects*
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Heart Rate / drug effects
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In Vitro Techniques
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Membrane Potentials / drug effects
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Microelectrodes
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Ouabain / pharmacology*
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Perfusion
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Potassium / blood
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Tritium
Substances
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Tritium
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Ouabain
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Potassium