Williams, W N A methodology report of a randomized prospective clinical trial to assess velopharyngeal function for speech following palatal surgery. [electronic resource] - Controlled clinical trials Jun 1998 - 297-312 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial ISSN: 0197-2456 Standard No.: 10.1016/s0197-2456(98)00002-6 doi Subjects--Topical Terms: Cleft Palate--surgeryDouble-Blind MethodHumansInfantProspective StudiesRandomized Controlled Trials as Topic--methodsResearch DesignSpeechSurgical Procedures, Operative--methodsVelopharyngeal Insufficiency--surgery