Letter to the Editor

John A. Sell D. Harding-Bell A. Sweeney T. Williams A. CAPS-A—a validated and reliable measure for auditing cleft speech. Cleft Palate Craniofac J. 2006; 43: 272–288.

Kuehn D.P. Imrey P.B. Tomes L. Jones D.L. O'Gara M.M. Seaver E.J. Smith B.E. VanDemark D.R. Wachtel J.M. Efficacy of continuous positive airway pressure for treatment of hypernasality. Cleft Palate Craniofac J. 2002; 39: 267–276.

Lohmander A. Olsson M. Methodology for perceptual assessment of speech in patients with cleft palate: a critical review of the literature. Cleft Palate Craniofac J. 2004; 41: 64–70.

Whitehill T.L. Cheng D.T.-H. Jones D.L. Rating hypernasality: direct magnitude estimation (DME) versus visual analogue scaling (VAS). Paper presented at the 2007 Annual Convention of the American Speech–Language–Hearing Association; 17 November, 2007; Boston, Massachusetts.

Whitehill T.L. Lee A. Chun J.C. Direct magnitude estimation and interval scaling of hypernasality. J Speech Lang Hear Res. 2002; 45: 80–88.

Zraick R.I. Liss J.M. A comparison of equal-appearing interval scaling and direct magnitude estimation of nasal voice quality. J Speech Lang Hear Res. 2000; 43: 979–988.