1. Examination of vocal fold vibration;Hirano,1981
2. The use of perceptual methods for assessing voice quality;Bassich;J Speech Hear Disord,1986
3. Videostroboscopic evaluation of the larynx;Bless;Ear. Nose Throat J,1987
4. Understanding voice problems. A physiological perspective for diagnosis and treatment;Colton,1990
5. Objective evaluation of laryngostroboscopic findings;Koike,1988