[Magnesiumparalysis of the isolated frog myocardium. A contribution to the problem of the relation between the action potential and contraction].
D000200:Action Potentials; D000818:Animals; D001001:Anura; D006321:Heart; D008274:Magnesium; D009206:Myocardium
D008274:Magnesium
HEART; MAGNESIUM