Robert L. Mayo

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Research examining physiologic and acoustic characteristics of culturally diverse populations is sorely needed, but rarely reported. The major aim of this study was to quantify vocal tract dimensional parameters (oral length, oral volume, pharyngeal length, pharyngeal volume, total vocal tract length and total vocal tract volume) of adult male speakers from(More)
BACKGROUND AND OBJECTIVES Adherence to therapeutic guidelines for the treatment of hyponatremia becomes difficult when water diuresis emerges during therapy. The objective of this study was to assess the effectiveness and safety of desmopressin acetate as a therapeutic agent to avoid overcorrection of hyponatremia and to lower the plasma sodium(More)
I conduct an on-line experiment to decompose giving in a dictator game into amounts motivated by pure altruism and amounts motivated by warm glow. By manipulating the price of benefit to the recipient while holding the price of the act of giving constant, I estimate values for a coefficient of altruism α, as defined in Andreoni (1989). I find significant(More)
The purpose of this study was to determine clinicians' attitudes toward the Darley, Aronson, and Brown (1969a, 1969b; 1975a) method of classification for differential diagnostic of dysarthria. A national telephone survey was conducted of 100 speech-language pathologists involved in the assessment and treatment of patients with dysarthria. Clinicians were(More)
The purpose of this study was to compare nasalance values in tracheoesophageal (TE) voice prosthesis and laryngeal speakers. Nasalance measures were obtained from 10 age-matched male TE speakers and 10 healthy male laryngeal speakers reading the Zoo Passage and Nasal Sentences. All TE speakers were rated as good to excellent in terms of speech proficiency(More)
PURPOSE The Agreement for the Mutual Recognition of Professional Association Credentials (MRA) between six national associations provides a mutually negotiated expedited process for applying for certification in speech-language pathology by any of the signatory associations. Although the MRA recognizes common standards in academic and clinical practice and(More)
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