Brainstem auditory evoked potentials and vertex potentials in 5-year-old children with defective articulation of the phonemes /l/, /r/, /rr/ and /s/
Potenciales evocados auditivos de tallo cerebral y potenciales de vertice en ninos de 5 anos con fallos articulatorios para los fonemas /l/, /r/, /rr/ y /s/