V. Papantchev, S. Hristov, D. Todorova, E. Naydenov, A. Paloff, D. Nikolov, A. Tschirkov and W. Ovtscharoff, “Some Variations of the Circle of Willis, Important for Cerebral Protection in Aortic Surgery—A Study in Eastern Europeans,” European Journal Cardio-Thoracic Surgery, Vol. 31, No. 6, 2007, pp. 982-989. doi:10.1016/j.ejcts.2007.03.020
 J. C. Berridge, K. Warring-Davies, J. M. Bland and A. C. Quinn, “A New, Minimally Invasive Technique for Measuring Cardiac Index: Clinical Comparison of Continuous Cardiac Dynamic Monitoring and Pulmonary Artery Catheter Methods,” Anaesthesia, Vol. 64, No. 9, 2009, pp. 961-967. doi:10.1111/j.1365-2044.2009.05943.x
 K. Warring-Davies and M. Bland, “HeartSmart for Routine Optimization of Blood Flow and Facilitation of Early Goal-Directed Therapy,” Journal of Open Access Journal of Clinical Trials, Vol. 2, 2010, pp. 115-123. doi:10.2147/OAJCT.S9843
 J. M. Bland and D. G. Altman, “Agreement between Methods of Measurement with Multiple Observations per Individual,” J Biopharm Stat, Vol. 17, No. 4, 2007, pp. 571-582. doi:10.1080/10543400701329422
 D. Fabbroni and A. Quinn, “A Retrospective Evaluation of the Heartsmart (TM) Continuous Cardiac Dynamic Monitor in Neurosurgical Patients,” Journal of Neurosurgical Anesthesiology, Vol. 17, No. 3, 2005, p. 156. doi:10.1097/01.ana.0000174366.25361.4c
 L. A. Critchley and J. A. Critchley, “A Meta-Analysis of Studies Using Bias and Precision Statistics to Compare Cardiac Output Measurement Techniques,” Journal of Clinical Monitoring and Computing, Vol. 15, No. 2, 1999, pp. 85-91. doi:10.1023/A:1009982611386
 S. Harvey, D. A. Harrison, M. Singer, J. Ashcroft, C. M. Jones, D. Elbourne, W. Brampton, D. Williams, D. Young and K. Rowan, “PAC-Man Study Collaboration, Assessment of the Clinical Effectiveness of Pulmonary Artery Catheters in Management of Patients in Intensive Care (PAC-Man): A Randomised Controlled Trial,” Lancet, Vol. 366, No. 9484, 2005, pp. 472-477. doi:10.1016/S0140-6736(05)67061-4
 A. Rhodes and R. M. Grounds, “New Technologies for Measuring Cardiac Output: The Future?” Current Opinion in Critical Care, Vol. 11, No. 3, 2005, pp. 224-226. doi:10.1097/01.ccx.0000158093.41924.9d
 C. W. Stetz, R. G. Miller, G. E. Kelly and T. A. Raffin, “Reliability of the Thermodilution Method in the Determination of Cardiac Output in Clinical Practice,” American Review Of Respiratory Disease, Vol. 126, No. 6, 1982, pp. 1001-1004.
 E. Rivers, B. Nguyen, S. Havstad, J. Ressler, A. Muzzin, B. Knoblich, E. Peterson and M. Tomlanovich, “Early Goal-Directed Therapy in the Treatment of Severe Sepsis and Septic Shock,” The New England Journal of Medicine, Vol. 345, No. 19, 2001, pp. 1368-1377. doi:10.1056/NEJMoa010307
 R. Pearse, D. Dawson, J. Fawcett, A. Rhodes, R. M. Grounds and E. D. Bennett, “Early Goal-Directed Therapy after Major Surgery Reduces Complications and Duration of Hospital Stay. A Randomised, Controlled Trial [ISRCTN38797445],” Critical Care, Vol. 9, No. 6, 2005, pp. R687-R693. doi:10.1186/cc3887
 D. T. Huang, G. Clermont, T. T. Dremsizov and D. C. Angus, “Implementation of Early Goal-Directed Therapy for Severe Sepsis and Septic Shock: A Decision Analysis,” Critical Care Medicine, Vol. 35, No. 9, 2007, pp. 2090-2100. doi:10.1097/01.CCM.0000281636.82971.92
 T. Mutoh, K. Kazumata, T. Ishikawa and S. Terasaka, “Performance of Bedside Transpulmonary Thermodilution Monitoring for Go l-Directed Hemodynamic Management after Subarachnoid Hemorrhage,” Stroke, Vol. 40, No. 7, 2009, pp. 2368-2374.