title: Role of adult input in young children's category evolution. I. An observational study.
authors.forename: C B
authors.initials: CB
authors.lastname: Mervis
authors.forename: C A
authors.initials: CA
authors.lastname: Mervis
mesh_terms: D002663:Child Language; D005246:Feedback; D005260:Female; D006801:Humans; D007223:Infant; D007804:Language Development; D008297:Male; D009034:Mother-Child Relations; D012660:Semantics; D014825:Vocabulary