title: ECG Response: July 15, 2014.
mesh_terms: D000368:Aged; D054537:Atrioventricular Block / Q000150:complications / Q000175:diagnosis* / Q000503:physiopathology; D004562:Electrocardiography; D006339:Heart Rate / Q000502:physiology; D006801:Humans; D008297:Male; D009203:Myocardial Infarction / Q000175:diagnosis* / Q000209:etiology / Q000503:physiopathology; D013616:Tachycardia, Sinus / Q000150:complications / Q000175:diagnosis* / Q000503:physiopathology; D013997:Time Factors