Determination of Ventilatory Thresholds Using Near-Infrared Spectroscopy in Recreational Endurance and CrossFit Athletes. - Arnet, Janik; Knaier, Raphael; Schoch, Raphael; D'Hulst, Gommaar; Bruggisser, Fabienne; Feldmann, Andri; Leuenberger, Rahel; Westerhuis, Elena; Infanger, Denis; Schmidt-Trucksäss, Arno; Wagner, Jonathan (International Journal of Sports Physiology & Performance, 2025)