Child, Preschool 15 Humans female human male 15 preschool child Female 13 Male 13 phonetics 12 Phonetics 11 child 9 physiology 7 speech 7 Language Development Disorders 6 developmental language disorder 6 language development 6 Child 5 Speech Production Measurement 5 Speech Sound Disorder 5 pathophysiology 5 psychology 5 speech analysis 5 speech sound disorder 5 Child Language 4 Speech 4 Speech Acoustics 4 article 4 human experiment 4 Acoustic Stimulation 3 Linguistics 3