No abstract available
MeSH terms
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Animals
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Diffusion
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Drug Interactions
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Guinea Pigs
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Histamine Antagonists / pharmacology
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Ileum / drug effects
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In Vitro Techniques
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Male
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Muscle Contraction / drug effects
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Muscle, Smooth / drug effects
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Receptors, Drug / drug effects*
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Time Factors
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Trachea / drug effects
Substances
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Histamine Antagonists
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Receptors, Drug