Nature and origins of the lexicon in 6-mo-olds.
Proc Natl Acad Sci U S A. 2017 Dec 5;114(49):12916-12921. doi: 10.1073/pnas.1712966114. Epub 2017 Nov 20.
Proc Natl Acad Sci U S A. 2017.
PMID: 29158399
Free PMC article.