Published research

Ramig, L. (1983). Effects of physiological aging on vowel spectral noise. Journal of Gerontology, 38(2), 223-225.

Ramig, L. (1983). Effects of physiological aging on speaking and reading rates. Journal of Communication Disorders, 16, 217-226.

Ramig, L. A., & Ringel, R. L. (1983). Effects of physiological aging on selected acoustic characteristics of voice. Journal of Speech and Hearing Research, 26, 22-30.

Ramig, L. (1986). Aging speech: Physiological and sociological aspects. Language and Communication, 6(1/2), 25-34.

Ramig, L., & Gould, W. J. (1988). Speech characteristics in Parkinson's disease. Neurologic Consultant, 4(1), 1-8.

Ramig, L. A., Scherer, R. C., Titze, I. R., & Ringel, S. P. (1988). Acoustic analysis of voice of patient with neurologic disease: Rationale and preliminary data. Annals of Otology, Rhinology and Laryngology, 97(2), 164-172.

Ramig, L. O., Scherer, R., Klasner, E. R., Titze, I. R., & Horii, Y. (1990). Acoustic analysis of voice in amyotrophic lateral sclerosis: A longitudinal case study. Journal of Speech and Hearing Disorders, 55, 2-14.

Ramig, L., Horii, Y., & Bonitati, C. M. (1991). The efficacy of voice therapy for Patients with Parkinson's disease. NCVS Status and Progress Report, 61-86.

Brin, M. F., Fahn, S., Blitzer, A., Ramig, L., & Stewart, C. (1992). Movement disorders of the larynx. In A. Blitzer & M. Brin & C. Sasaki & S. Fahn & K. Harris (Eds.), Neurologic disorders of the larynx (pp. 248-278). New York: Thieme Medical Publishing, Inc.

Ramig, L. (1992). The role of phonation in speech intelligibility: A review and preliminary data from patients with Parkinson's disease. In R. D. Kent (Ed.), Intelligibility in Speech Disorders: Theory Measurement and Management (pp. 119-156). Amsterdam: Amsterdam: John Benjamin.

Ramig, L., & Scherer, R. (1992). Speech therapy for neurologic disorders of the larynx. In A. Blitzer & M. F. Brin & C. T. Sasaki & S. Fahn & K. S. Harris (Eds.), Neurologic Disorders of the Larynx (pp. 163-181). New York: Thieme Medical Publishers, Inc.

Freed, C. R., Breeze, R. E., Rosenberg, D. B., Schneck, S. A., Kriek, E. H., Qi, J.-x., Lone, T., Zhang, Y.-B., Snyder, J. A., Wells, T. H., Ramig, L., Thompson, L., Mazziotta, J. C., Huang, S. C., Grafton, S. T., Brook, D., Sawle, G., Schrotter, G., & Ansari, A. A. (1992). Survival of implanted fetal dopamine cells and neurologic improvement 12-46 months after transplantation for Parkinson's disease. The New England Journal of medicine, 327(22), 1549-1555.

Aronson, A. E., Ramig, L. O., Winholtz, W. S., & Silber, S. R. (1992). Rapid voice tremor, or "flutter," in amyotrophic Lateral sclerosis. Annals of Otology, Rhinology and Laryngology, 101, 511-518.

Ramig, L. (1993). Voice therapy for patients with Parkinson's Disease. Tucson: University of Arizona.

Countryman, S., & Ramig, L. (1993). Effects of intensive voice therapy on voice deficits associated with bilateral thalamotomy in Parkinson's disease: A case study. Journal of Medical Speech-Language Pathology, 1(4), 233-250.

Countryman, S., Ramig, L. O., & Pawlas, A. A. (1994). Speech and voice deficits in Parkinsonian Plus syndromes: Can they be treated? Journal of Medical Speech-Language Pathology, 2(3), 211-225.

Ramig, L., Bonitati, C., Lemke, J. H., & Horii, Y. (1994). Voice treatment for Patients with Parkinson's disease: Development of an approach and preliminary efficacy data. Journal of Medical Speech-Language Pathology, 2(3), 191-209.

King, J., Ramig, L., Lemke, J. H., & Horii, Y. (1994). Parkinson's disease: Longitudinal changes in acoustic parameters of phonation. Journal of Medical Speech-Language Pathology, 2, 29-42.

Larson, K. K., Ramig, L., & Scherer, R. C. (1994). Acoustic and glottographic voice analysis during drug-related fluctuations in Parkinson's disease. Journal of Medical Speech-Language Pathology, 2(3), 227-239.

Strand, E. A., Buder, E., Yorkston, K. M., & Ramig, L. O. (1994). Differential phonatory characteristics of four women with Amyotrophic Lateral sclerosis. Journal of voice, 8(3), 1-13.

Ramig, L., Countryman, S., Thompson, L., & Horii, Y. (1995). A comparison of two forms of intensive speech treatment for Parkinson's disease. Journal of Speech and Hearing Research, 38(6), 1232-1251.

Smith, M. E., Ramig, L., Dromey, C., Perez, K. S., & Samandari, R. (1995). Intensive voice treatment in Parkinson's Disease: Laryngostroboscopic findings. Journal of voice, 9(4), 453-459.

Ramig, L. O. (1995). Speech therapy for Patients with Parkinson's disease. In W. C. Koller & G. Paulson (Eds.), Therapy of Parkinson's disease (2 ed., pp. 539-550). New York: Marcel Dekker, Inc.

Smith, M., & Ramig, L. (1995). Neurologic disorders and the voice. In W. J. Gould & J. S. Rubin & G. Korovin & R. Sataloff (Eds.), Diagnosis and Treatment of Voice Disorders (pp. 203-224). New York: Igaku-Shoin Medical Publishers Inc.

Ramig, L. (1995). Voice therapy for neurologic disease. Current Opinion in Otolaryngology and Head and Neck Surgery, 3, 174-182.

Dromey, C., Ramig, L. O., & Johnson, A. B. (1995). Phonatory and articulatory changes associated with increased vocal intensity in Parkinson disease: A case study. Journal of Speech and Hearing Research, 38(4), 751-764.

Ramig, L., Countryman, S., O'Brien, C., Hoehn, M., & Thompson, L. (1996). Intensive speech treatment for patients with Parkinson's disease: Short and long-term comparison of two techniques. Neurology, 47(6), 1496-1504.

Ramig, L., & Dromey, C. (1996). Aerodynamic mechanisms underlying treatment-related changes in vocal intensity in patients with Parkinson's disease. Journal of Speech and Hearing Research, 39(4), 798-807.

Perez, K. S., Ramig, L., Smith, M. E., & Dromey, C. (1996). The Parkinson's larynx: Tremor and videolaryngostroboscopic findings. Journal of voice, 10(4), 354-361.

Ramig, L. (1996). Neurological disorders of the voice. In B. W. & B. Vinson & M. Crary (Eds.), Organic Voice Disorders: Assessment and Treatment, A tribute to G. Paul Moore (pp. 323-343). San Diego: Singular Publishing Group Inc.

Baker, K. K., Ramig, L., Johnson, A. B., & Freed, C. R. (1997). Preliminary voice and speech analysis following fetal dopamine transplants in 5 individuals with Parkinson's disease. Journal of Speech, Language and Hearing Research, 40, 615-626.

Fox, C. A., & Ramig, L. O. (1997). Vocal sound pressure level and self-perception of speech and voice in men and women with idiopathic Parkinson's disease. American Journal of Speech-Language Pathology, 6(2), 85-94.

Countryman, S., Hicks, J., Ramig, L. O., & Smith, M. E. (1997). Supraglottal hyperadduction in an individual with Parkinson disease: A clinical treatment note. American Journal of Speech-Language Pathology, 6(4), 74-84.

Ramig, L. O., & Verdolini, K. (1997). The efficacy of voice therapy. Current Opinion in Otolaryngology and Head and Neck Surgery, 5, 153-160.

Baker, K., Ramig, L., Luschei, E., & Smith, M. E. (1998). Thyroarytenoid muscle activity associated with hypophonia in Parkinson's disease and aging. Neurology, 51(6), 1592-1598.

Ramig, L. (1998). Speech and voice disorders in Parkinson's disease and their treatment. In L. Chernery (Ed.), Topics in Geriatric Rehabilitation. Gaithersberg, Maryland: Aspen Publishers, Inc.

Dromey, C., & Ramig, L. (1998). Intentional changes in sound pressure level and rate: their impact on measures of respiration, phonation and articulation. Journal of Speech,Language and Hearing Research, 41(5), 1003-1018.

Ramig, L., & Verdolini, K. (1998). Treatment efficacy: Voice disorders. Journal of Speech-Language and Hearing Research, 41(1), S101-S116.

Verdolini, K., Ramig, L., & Jacobson, B. (1998). Outcomes measurements in voice disorders. In C. Frattali (Ed.), Measuring Outcomes in Speech Language Pathology (pp. 354-386). New York: Thieme Medical Publishers, Inc.

Dromey, C., & Ramig, L. (1998). The effect of lung volume on selected phonatory and articulatory variables. Journal of Speech, Language and Hearing Research, 41, 491-502.

Luschei, E., Ramig, L., Baker, K., & Smith, M. E. (1999). Discharge characteristics of laryngeal single motor units during phonation in young and older adults and in persons with Parkinson's disease. Journal of Neurophysiology, 81(5), 2131-2139.

Ramig, L. (2000). Voice problems with speakers with dysarthria. In M. Freeman & M. Fawcus (Eds.), Voice Disorders and their Management (pp. 156-171). London: Whurr Publishers.

Ramig, L. (2000). Voice treatment for Parkinson's disease. In J. Stemple (Ed.), Voice Therapy (pp. 76-84). San Diego: Singular Publishing Group Inc.

Sapir, S., Baker, K., Larson, C., & Ramig, L. (2000). Short-latency changes in voice Fo and neck surface EMG induced by mechanical perturbation of the larynx during sustained vowel phonation. Journal of Speech-Language and Hearing Research, 43(1), 268-276.

Baumgartner, C., Sapir, S., & Ramig, L. (2001). Voice quality changes following phonatory-respiratory effort treatment (LSVT) versus respiratory effort treatment for individuals with Parkinson's disease. Journal of Voice, 15(1), 105-114.

Ramig, L., Sapir, S., Countryman, S., Pawlas, A., O'Brien, C., Hoehn, M., & Thompson, L. (2001). Intensive voice treatment (LSVT) for patients with Parkinson's disease: a 2 year follow up. Journal of Neurology, Neurosurgery, and Psychiatry, 71(4), 493-498.

Ramig, L., Sapir, S., Fox, C., & Countryman, S. (2001). Changes in vocal loudness following intensive voice treatment (LSVT) in individuals with Parkinson's disease: A comparison with untreated patients and normal aged-matched controls. Movement Disorders, 16(1), 79-83.

Sapir, S., Pawlas, A., Ramig, L., Seeley, E., Fox, C., & Corboy, J. (2001). Effects of intensive phonatory-respiratory treatment (LSVT) on voice in two individuals with Multiple Sclerosis. Journal of Medical Speech-Language Pathology, 9(2), 141-151.

Ramig, L., Countryman, S., Fox, C., & Sapir, S. (2001). Troubles et reeducation de la voix, de la parole et de la deglutition dans la maladie de Parkinson. In P. Auzou & C. Ozsancak & V. Brun (Eds.), Les Dysarthries (pp. 257-274). Paris: Masson.

Baker, K., Ramig, L., Sapir, S., Luschei, E., & Smith, M. (2001). Control of voice intensity and frequency in young and older adults. Journal of Speech-Language and Hearing Research, 44(2), 297-305.

Kleinow, J., Smith, A., & Ramig, L. (2001). Speech motor stability in IPD: Effects of rate and loudness manipulations. Journal of Speech, Language and Hearing Research, 44(5), 1041-1051.

Ramig, L. O., Gray, S., Baker, K., Corbin-Lewis, K., Buder, E., Luschei, E., Coon, H., & Smith, M. (2001). The aging voice: a review, treatment, data and familial and genetic perspectives. Folia Phoniatrica et Logopaedica, 53(5), 252-265.

Ramig, L. O., Countryman, S., Fox, C. A., & Sapir, S. (2001). Speech, voice, and swallowing disorders. In S. Factor & F. Weiner (Eds.), Parkinson's disease: Diagnosis and clinical management (pp. 75-86). New York: Demo.

Verdolini, K., & Ramig, L. O. (2001). Review: Occupational risks for voice problems. Logopedics Phoniatrics Vocology, 26, 37-46.

El-Sharkawi, A., Ramig, L., Logemann, J. A., Paulosky, B. R., Rademaker, A. W., Smith, C. H., Pawlas, A., Baum, S., & Werner, C. (2002). Swallowing and voice effects of Lee Silverman Voice Treatment: A pilot Study. Journal of Neurology, Neurosurgery, and Psychiatry, 72(1), 31-36.

Brin, M. F., Vilecovic, M., & Ramig, L. (in press). Voice treatment for Parkinson's disease: Medical and behavioral perspectives: Pro-Ed.

Sapir, S., Spielman, J., Ramig, L., Hinds, S., Countryman, S., Fox, C., & Story, B. (in press). Effects of intensive voice treatment (the Lee Silverman Voice Treatment, LSVT) on Ataxic Dysarthria: A case study. American Journal of Speech-Language Pathology.

Liotti, M., Ramig, L. O., Vogel, D., New, P., Cook, C. I., Ingham, R. J., Ingham, J. C., & Fox, P. T. (2003). Hypophonia in Parkinson's disease: Neural correlates of voice treatment revealed by PET. NEUROLOGY, 60, 432-440.

Spielman, J., Borod, J., and Ramig, L. (in press). The effects of intensive voice treatment (LSVT®) on facial expressiveness in Parkinson’s disease: preliminary data. Neuropsychiatry, Neuropsychology, and Behavioral Neurology.