Shafiee, A Syntheses and calcium channel antagonist activity of nifedipine analogues with methylsulfonylimidazolyl substituent. [electronic resource] - Pharmaceutica acta Helvetiae Jul 1998 - 75-9 p. digital Publication Type: Journal Article ISSN: 0031-6865 Standard No.: 10.1016/s0031-6865(98)00004-1 doi Subjects--Topical Terms: AnimalsCalcium Channel Blockers--chemical synthesisGuinea PigsIleum--drug effectsIn Vitro TechniquesMaleMuscle, Smooth--drug effectsNicotinic Acids--chemical synthesisNifedipine--analogs & derivatives