Estimation of Respiratory Rate during Biking with a Single Sensor Functional Near-Infrared Spectroscopy (fNIRS) System. - Mohammad Shahbakhti; Naser Hakimi; Jörn M. Horschig; Marianne J. Floor-Westerdijk; Jurgen Claassen; Willy N. J. M. Colier (Sensors, 2023)