Myburgh, D P Comparison of diltiazem and atenolol in young, physically active men with essential hypertension. [electronic resource] - The American journal of cardiology Nov 1987 - 1092-5 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial ISSN: 0002-9149 Standard No.: 10.1016/0002-9149(87)90359-6 doi Subjects--Topical Terms: AdultAtenolol--therapeutic useBlood Pressure--drug effectsClinical Trials as TopicDiltiazem--therapeutic useDouble-Blind MethodHeart Rate--drug effectsHumansHypertension--drug therapyMaleMiddle AgedPhysical ExertionRandom Allocation