title: Relationship between the cognitive environment and vocabulary development during the second year of life.
authors.affiliation: Department of Pediatrics, University of Colorado School of Medicine, Aurora, USA.
authors.forename: Bonnie W
authors.initials: BW
authors.lastname: Camp
authors.forename: Maureen
authors.initials: M
authors.lastname: Cunningham
authors.forename: Stephen
authors.initials: S
authors.lastname: Berman