Impedance plethysmography.
D002302:Cardiac Output; D006801:Humans; D009200:Myocardial Contraction; D010992:Plethysmography, Impedance / Q000295:instrumentation / Q000379:methods*; D011183:Postoperative Complications / Q000175:diagnosis; D013924:Thrombophlebitis / Q000175:diagnosis