The Effects of a ‘New Generation’ of Heat and Moisture Exchangers in Laryngectomized Patients with Previous Heat and Moisture Exchanger Experience - Almajali, Omar; Balk, Matthias; Rupp, Robin; Allner, Moritz; Sievert, Matti; Iro, Heinrich; Schützenberger, Anne; Gostian, Antoniu-Oreste (Friedrich-Alexander-Universität Erlangen-Nürnberg, 2023)