Van Demark, D R <br/><br/>
Pre-school articulation test to assess velopharyngeal competency: normative data.  [electronic resource] 

 -  The Cleft palate journal  Apr 1980 
 - 175-9 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0009-8701 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child, Preschool<br/>Female<br/>Humans<br/>Male<br/>Phonetics<br/>Reference Values<br/>Speech Articulation Tests<br/>Speech Production Measurement<br/>Velopharyngeal Insufficiency--diagnosis