1.
FILIPCZYŃSKI L, NOWICKI A, CHROŚCICKI A. Application of the stationary echo cancellation technique (SEC) in ultrasonic doppler measurements of blood flow in children’s hearts. Arch. Acoust. 2016;7(3-4):247-252. Accessed April 26, 2025. https://acoustics3.ippt.pan.pl/index.php/aa/article/view/3285