Sodium and cardiac muscle.
D006321:Heart / Q000187:drug effects*; D006801:Humans; D009206:Myocardium / Q000378:metabolism*; D012964:Sodium / Q000378:metabolism*; D012982:Sodium, Dietary
D012982:Sodium, Dietary; D012964:Sodium
HEART/effect of drugs on; MYOCARDIUM/metabolism; SODIUM/metabolism