title: Electrocardiogram of the month. Ventricular rate.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000139:chemically induced / Q000175:diagnosis*; D004071:Digitalis Glycosides / Q000009:adverse effects; D004562:Electrocardiography; D006801:Humans
chemical_list: D004071:Digitalis Glycosides