No abstract available
MeSH terms
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Angina Pectoris / diagnosis
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Angina Pectoris / drug therapy*
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Calcium Channel Blockers / therapeutic use*
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Diltiazem / therapeutic use
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Double-Blind Method
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Exercise Test
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Humans
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Nifedipine / therapeutic use
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Random Allocation
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Verapamil / therapeutic use
Substances
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Calcium Channel Blockers
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Verapamil
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Diltiazem
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Nifedipine