Comparative Study
Non-invasive cardiac output determination by two-dimensional independent Doppler during and after cardiac surgery.
Ann. Thorac. Surg. 2005 Oct 1;80(4):1479-83.
Comparative Study
Continuous cardiac index monitoring: A prospective observational study of agreement between a pulmonary artery catheter and a calibrated minimally invasive technique.
Resuscitation. 2009 Aug 1; 80 (8): 893-7.
Comparative Study
Assessment of the clinical utility of an ultrasonic monitor of cardiac output (the USCOM) and agreement with thermodilution measurement.
Crit Care Resusc. 2009 Sep 1;11(3):198-203.