Influence of sodium-poor solutions on the action potential of the frog's ventricle.
D000200:Action Potentials; D000818:Animals; D001001:Anura; D006321:Heart / Q000494:pharmacology*; D006352:Heart Ventricles; D012964:Sodium; D012982:Sodium, Dietary
D012982:Sodium, Dietary; D012964:Sodium
HEART/pharmacology