title: Experimental replication of heart block.
mesh_terms: D000818:Animals; D004195:Disease Models, Animal; D004562:Electrocardiography; D006321:Heart / Q000033:anatomy & histology / Q000502:physiology; D006327:Heart Block / Q000266:history*; D006439:Hemodynamics; D049672:History, 19th Century; D006801:Humans; D008954:Models, Biological; D012756:Sheep