(Q70312261)
Statements
Improved exercise tolerance after propranolol, diltiazem or nifedipine in angina pectoris: comparison at 1, 3 and 8 hours and correlation with plasma drug concentration (English)
B R Chaitman
P Wagniart
A Pasternac
G Brevers
J M Scholl
J Lam
M Methe