Signal recordings
Cough, throat, HNC
Cough and voice samples recorded from all participants will be as follows:Five voluntary single coughsFive voluntary single throat clearingsA minimum of two induced reflexive coughsA sustained vowel [a] before and after swallowing a sip of water of 20 mlCough and voice samples recorded only from HNC patients during FEES are as follows:Natural reflexive coughsSustained vowels [a] before and after each swallowing trial