A safe method of signal acquisition in hospitals.
D004562:Electrocardiography / Q000009:adverse effects; D004582:Electronics, Medical / Q000295:instrumentation*; D004865:Equipment and Supplies, Hospital; D006801:Humans; D008991:Monitoring, Physiologic / Q000009:adverse effects*; D055095:Optics and Photonics / Q000295:instrumentation; D010138:Pacemaker, Artificial / Q000009:adverse effects; D012769:Shock / Q000517:prevention & control*