Singhal, S SBhardwaj, R PThapar, R KAhmad, MBansal, R KVarma, C MKapoor, A1987-11-012009-05-271987-11-012009-05-271987-11-01Singhal SS, Bhardwaj RP, Thapar RK, Ahmad M, Bansal RK, Varma CM, Kapoor A. Therapeutic double blind study of Gallopamil in patients with reproducible stable angina pectoris. Indian Heart Journal. 1987 Nov-Dec; 39(6): 7-8http://imsear.searo.who.int/handle/123456789/5532engAngina Pectoris --drug therapyClinical Trials as TopicDouble-Blind MethodExercise TestGallopamil --therapeutic useHumansMiddle AgedClinical Trial