All Stories

  1. Vowel Production in Children and Adults With Down Syndrome: Fundamental and Formant Frequencies of the Corner Vowels

    Article • Journal of Speech Language and Hearing Research, April 2023, American Speech-Language-Hearing Association (ASHA)

    Houri Vorperian

  2. Anatomic development of the upper airway during the first five years of life: A three-dimensional imaging study

    Article • PLoS ONE, March 2022, PLOS

    Houri Vorperian

  3. Auditory-Perceptual Features of Speech in Children and Adults With Down Syndrome: A Speech Profile Analysis

    Article • Journal of Speech Language and Hearing Research, April 2021, American Speech-Language-Hearing Association (ASHA)

    Houri Vorperian, Prof Raymond D Kent

  4. Single-Word Speech Intelligibility in Children and Adults With Down Syndrome

    Article • American Journal of Speech-Language Pathology, February 2018, American Speech-Language-Hearing Association (ASHA)

    Prof Raymond D Kent, Houri Vorperian

  5. Optimizing Vowel Formant Measurements in Four Acoustic Analysis Systems for Diverse Speaker Groups

    Article • American Journal of Speech-Language Pathology, August 2016, American Speech-Language-Hearing Association (ASHA)

    Prof Raymond D Kent, Houri Vorperian

  6. Effect of body position on vocal tract acoustics: Acoustic pharyngometry and vowel formants

    Article • The Journal of the Acoustical Society of America, August 2015, Acoustical Society of America (ASA)

    Houri Vorperian

  7. Quantitative and Descriptive Comparison of Four Acoustic Analysis Systems: Vowel Measurements

    Article • Journal of Speech Language and Hearing Research, February 2014, American Speech-Language-Hearing Association (ASHA)

    Prof Raymond D Kent, Houri Vorperian

  8. Speech Impairment in Down Syndrome: A Review

    Article • Journal of Speech Language and Hearing Research, February 2013, American Speech-Language-Hearing Association (ASHA)

    Prof Raymond D Kent, Houri Vorperian

  9. Developmental Sexual Dimorphism of the Oral and Pharyngeal Portions of the Vocal Tract: An Imaging Study

    Article • Journal of Speech Language and Hearing Research, August 2011, American Speech-Language-Hearing Association (ASHA)

    Prof Raymond D Kent, Houri Vorperian