The influence of some autonomic drugs on the activity of the spontaneously beating isolated frog's heart and its sino-auricular chamber.
D001337:Autonomic Agents / Q000494:pharmacology*; D001341:Autonomic Nervous System; D001557:Benzenesulfonates; D001808:Blood Vessels / Q000187:drug effects*; D006321:Heart; D006801:Humans
D001337:Autonomic Agents; D001557:Benzenesulfonates; C057121:isononanoyl oxybenzene sulfonate
AUTONOMIC DRUGS/effects; VESSELS/effect of drugs on