No abstract available
MeSH terms
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Acetylcholine / pharmacology
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Animals
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Carbon Dioxide / blood*
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Dogs
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Electric Stimulation
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In Vitro Techniques
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Muscle Contraction*
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Muscle, Smooth / physiology*
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Partial Pressure
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Potassium / pharmacology
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Time Factors
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Trachea / physiology*
Substances
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Carbon Dioxide
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Acetylcholine
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Potassium