Population
6 normal subjects
Comparison
Atropine, propranolol, and oral practolol vs Baseline and different doses
Design
Other
Authors
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May guide beta-blocker assessment via exercise heart rate; leaves open outcome validation in prospective studies.
Percentage blockade of sympathetic effect correlates most closely with absolute and percentage reduction in exercise heart rate when evaluating beta-blockers.
Carruthers et al. (1976) studied this question.
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