[The effect of divalent metallic ions on the shape of action potential of toad's atrial muscle fibre].
D000200:Action Potentials; D000818:Animals; D002025:Bufonidae; D006325:Heart Atria; D006329:Heart Conduction System; D006801:Humans; D007477:Ions
D007477:Ions
HEART CONDUCTION SYSTEM; IONS