No abstract available
MeSH terms
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Angina Pectoris / drug therapy
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Calcium Channel Blockers / administration & dosage*
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Calcium Channel Blockers / classification
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Diltiazem / administration & dosage
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Diltiazem / therapeutic use
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Drug Therapy, Combination
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Electrocardiography
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Humans
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Nifedipine / administration & dosage
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Nifedipine / therapeutic use
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Single-Blind Method
Substances
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Calcium Channel Blockers
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Diltiazem
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Nifedipine