title: A simple device for closed loop heart rate control during cardiac rehabilitation.
mesh_terms: D000328:Adult; D001698:Biomedical Engineering / Q000295:instrumentation*; D003327:Coronary Disease / Q000534:rehabilitation*; D004562:Electrocardiography / Q000295:instrumentation; D004582:Electronics, Medical / Q000295:instrumentation; D005080:Exercise Test; D005246:Feedback; D005260:Female; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000534:rehabilitation*; D005082:Physical Exertion; D014159:Transducers