title: Oral endoscopic comparison of velopharyngeal closure before and after pharyngeal flap surgery.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D004724:Endoscopy; D006801:Humans; D010160:Palate, Soft / Q000502:physiology*; D010614:Pharynx / Q000502:physiology* / Q000601:surgery; D013060:Speech / Q000502:physiology; D013524:Surgical Flaps / Q000009:adverse effects