Some spectrographic and perceptual features of normal, vocal fry, and simulated abnormally rough vowel phonations /

Whitehead, Robert Lowell,2013-08-162013-08-161970http://hdl.handle.net/11244/3008viii, 106 leaves :Health Sciences, Speech Pathology.Some spectrographic and perceptual features of normal, vocal fry, and simulated abnormally rough vowel phonations /Thesis