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- [3] VERAPAMIL FOR UNSTABLE ANGINA - A DOUBLE-BLIND, RANDOMIZED TRIAL CLINICAL RESEARCH, 1981, 29 (05): : A813 - A813
- [5] NIFEDIPINE IN UNSTABLE ANGINA - A DOUBLE-BLIND, RANDOMIZED TRIAL NEW ENGLAND JOURNAL OF MEDICINE, 1982, 306 (15): : 885 - 889
- [10] A DOUBLE-BLIND PLACEBO-CONTROLLED TRIAL OF ORAL VERAPAMIL IN UNSTABLE ANGINA-PECTORIS CLINICAL RESEARCH, 1981, 29 (02): : A223 - A223