“Evaluation of Systolic and Mean Pressure in Pulmonary Artery by using Impedance Cardiography Method”, ELEKTRON ELEKTROTECH, vol. 68, no. 4, pp. 87–90, Apr. 2006, Accessed: Dec. 05, 2025. [Online]. Available: https://eejournal.ktu.lt/index.php/elt/article/view/10661