Hustad, PhD, K. C. Speech Development Between 30 and 119 Months in Typical Children I: Intelligibility Growth Curves for Single-Word and Multiword Productions.
Hustad, K. C., Mahr, T. J., Natzke, P., & Rathouz, P. J. (2021). Speech Development Between 30 and 119 Months in Typical Children I: Intelligibility Growth Curves for Single-Word and Multiword Productions. Journal of speech, language, and hearing research: JSLHR, 64(10), 3707–3719. https://doi.org/10.1044/2021_JSLHR-21-00142