title: Consistency in the pattern of change in mothers' speech: some discriminant analyses.
mesh_terms: D000328:Adult; D002663:Child Language; D002675:Child, Preschool; D003430:Cross-Sectional Studies; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D009034:Mother-Child Relations; D013060:Speech