title: Interaction between pentobarbital and decreased calcium ion on guinea pig atria.
mesh_terms: D000818:Animals; D002118:Calcium / Q000494:pharmacology*; D004357:Drug Synergism; D004492:Edetic Acid / Q000494:pharmacology; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects*; D006325:Heart Atria / Q000187:drug effects; D066298:In Vitro Techniques; D010424:Pentobarbital / Q000494:pharmacology*
chemical_list: D004492:Edetic Acid; D010424:Pentobarbital; D002118:Calcium