Chahine, R A Randomized placebo-controlled trial of amlodipine in vasospastic angina. Amlodipine Study 160 Group. [electronic resource] - Journal of the American College of Cardiology May 1993 - 1365-70 p. digital Publication Type: Clinical Trial; Journal Article; Multicenter Study; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0735-1097 Standard No.: 10.1016/0735-1097(93)90310-w doi Subjects--Topical Terms: AdultAgedAmlodipine--adverse effectsAngina Pectoris, Variant--drug therapyDouble-Blind MethodEdema--chemically inducedFemaleHumansMaleMiddle AgedTreatment Outcome