Sadauskas S, Naudžiūnas A, Gargasas L, Ruseckas R, Jurkonienė R. Evaluation of Systolic and Mean Pressure in Pulmonary Artery by using Impedance Cardiography Method. ELEKTRON ELEKTROTECH. 2006;68(4):87-90. doi:10.5755/j02.eie.10661