DAO, Viet Hung; PHAN, Dang Hung; DINH, Thi Nhung; VU, Duy Hai; CHU, Quang Dan. A New Method of Measuring Impedance Cardiography for Cardiac Output Estimation by Directly Digitizing the High Frequency Modulated Signal at Lower Sampling Rate. Old Journal, [S. l.], n. 131C, p. 94–99, 2018. Disponível em: https://jst.vn/index.php/old/article/view/709. Acesso em: 2 aug. 2025.