Electrocardiogram of the month. Sinus tachycardia.
D000328:Adult; D006332:Cardiomegaly / Q000175:diagnosis; D004562:Electrocardiography; D006335:Heart Injuries / Q000209:etiology; D006352:Heart Ventricles / Q000293:injuries; D006801:Humans; D008297:Male; D011677:Punctures / Q000009:adverse effects; D013610:Tachycardia / Q000175:diagnosis*