Research Article
Calcium and calciferol antagonise effect of verapamil in atrial fibrillation.
Br Med J (Clin Res Ed) 1981; 282 doi: https://doi.org/10.1136/bmj.282.6276.1585-a (Published 16 May 1981) Cite this as: Br Med J (Clin Res Ed) 1981;282:1585Article usage
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