Mini ECG card-carrying program: something new for your wallet.
D000328:Adult; D004562:Electrocardiography; D006266:Health Education; D006331:Heart Diseases / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis; D009785:Occupational Health Nursing