as compared with the control condition , 1 ) propranolol ( n = 10 ) reduced heart rate variability by 23 +/- 4 % ( p less than 0.01 ) , only slightly impaired baroreceptor reflex sensitivity , and did not significantly modify bp variability ( +11 +/- 7 % ) ;
C0033497
propranolol
C0428977
reduced heart rate