Critelli, G [Effect of magnesium sulphate on the supernormal phase of myocardial excitability (author's transl)]. [electronic resource] - Annales de cardiologie et d'angeiologie Oct 1977 - 407-11 p. digital Publication Type: English Abstract; Journal Article ISSN: 0003-3928 Subjects--Topical Terms: Action Potentials--drug effectsAnti-Arrhythmia AgentsCardiac Pacing, ArtificialElectrocardiographyHeart Conduction System--drug effectsHumansMagnesium Sulfate--pharmacology