No abstract available
MeSH terms
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Amyl Nitrite*
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Diagnostic Techniques, Cardiovascular*
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Heart Diseases / diagnosis*
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Heart Murmurs*
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Heart Sounds*
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Hemodynamics*
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Humans
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Nitrites / pharmacology*
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Phenylephrine*
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Sympathomimetics / pharmacology*
Substances
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Nitrites
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Sympathomimetics
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Phenylephrine
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Amyl Nitrite