Dose-response evaluation of once-daily therapy with a new formulation of diltiazem for stable angina pectoris. Diltiazem CD Study Group.
Thadani U, Glasser S, Bittar N, Beach CL. Dose-response evaluation of once-daily therapy with a new formulation of diltiazem for stable angina pectoris. Diltiazem CD Study Group. Am J Cardiol. 1994 Jul 01; 74(1):9-17.