No abstract available
MeSH terms
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Animals
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Blood Pressure / drug effects
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Carotid Arteries / drug effects
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Coronary Vessels / blood supply*
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Dogs
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Electric Stimulation
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Norepinephrine
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Phentolamine / pharmacology
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Propranolol / pharmacology
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Regional Blood Flow / drug effects
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Sympathetic Nervous System / physiology*
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Time Factors
Substances
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Propranolol
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Norepinephrine
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Phentolamine