title: Spontaneous electrical activity in smooth muscles of the complex stomach and its changes under the influence of Na+ and Ca++ ions.
mesh_terms: D000818:Animals; D002118:Calcium / Q000494:pharmacology*; D008564:Membrane Potentials / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects*; D012756:Sheep; D012964:Sodium / Q000494:pharmacology*; D013279:Stomach, Ruminant / Q000033:anatomy & histology*
chemical_list: D012964:Sodium; D002118:Calcium