Physical Validation of a Residual Impedance Rejection Method during Ultra-Low Frequency Bio-Impedance Spectral Measurements. - Zoltan Vizvari; Nina Gyorfi; Ákos Odry; Zoltan Sári; Mihály Klincsik; Marin Gergics; Levente Kovács; Anita Kovács; Jozsef Pal; Zoltán Karádi; Péter Odry; Attila Tóth (Sensors, 2020)