The Development of Voiceless Sibilant Fricatives in Putonghua-Speaking Children

Conclusions The observed sound-acquisition order was interpreted as reflecting a combined influence of both oromotor maturation and language-specific phoneme frequency in Putonghua. Acoustic results suggest a maturational advantage of the tongue body over the tongue tip during fricative development.
Source: Journal of Speech, Language, and Hearing Research - Category: Speech Therapy Source Type: research