title: Extension of PR interval in isolated rat heart by cadmium.
mesh_terms: D000818:Animals; D002104:Cadmium / Q000494:pharmacology*; D004562:Electrocardiography; D006329:Heart Conduction System / Q000187:drug effects*; D066298:In Vitro Techniques; D008297:Male; D009200:Myocardial Contraction / Q000187:drug effects; D051381:Rats
chemical_list: D002104:Cadmium