title: The speech of two- and three-year-olds to infant siblings: 'baby talk' and the context of communication.
mesh_terms: D002663:Child Language; D002675:Child, Preschool; D003142:Communication; D005260:Female; D006801:Humans; D007223:Infant; D007804:Language Development; D008297:Male; D012801:Sibling Relations; D014705:Verbal Behavior