the mean weekly frequency of angina episodes decreased from 7.8 +/- 1.2 ( +/- standard error of the mean ) with placebo to 3.8 +/- 1.2 with nicardipine treatment and 3.5 +/- 1 with propranolol treatment ( p less than 0.001 ) .
C0002962
angina
C0033497
propranolol