Zanchetti, A Vascular complications in hypertension: the VHAS study. Verapamil-Hypertension Atherosclerosis Study. [electronic resource] - Cardiovascular drugs and therapy Aug 1995 - 529-31 p. digital Publication Type: Clinical Trial; Journal Article; Multicenter Study; Randomized Controlled Trial ISSN: 0920-3206 Standard No.: 10.1007/BF00877865 doi Subjects--Topical Terms: AdultAgedAntihypertensive Agents--therapeutic useArteriosclerosis--complicationsBlood Pressure--drug effectsChlorthalidone--therapeutic useDouble-Blind MethodFemaleHumansHypertension--complicationsMaleMiddle AgedVerapamil--therapeutic use