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Silva, Carla; Cadime, Irene; Ribeiro, Iolanda; Santos, Sandra; Santos, Ana Lúcia; Viana, Fernanda Leopoldina – First Language, 2017
The results from a large-scale study on toddlers' language acquisition in European Portuguese are presented. Toddlers' lexical and grammatical competencies were assessed using the MacArthur-Bates Communicative Development Inventory: Words and Sentences. The results, based on 3012 reports completed by parents, indicate an increase in the lexical…
Descriptors: Parent Attitudes, Language Acquisition, Grammar, Morphology (Languages)
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Andonova, Elena – First Language, 2015
This is the first study of a large sample of Bulgarian-speaking toddlers and their communicative development. A Bulgarian adaptation of the MacArthur-Bates Communicative Development Inventory Words and Sentences was used to obtain parent report data on 153 children between the ages of 20 and 30 months. Lexical and grammatical development were…
Descriptors: Grammar, Parent Attitudes, Parent Child Relationship, Slavic Languages
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Bolton, Patrick F.; Golding, Jean; Emond, Alan; Steer, Colin D. – Journal of the American Academy of Child & Adolescent Psychiatry, 2012
Objective: To chart the emergence of precursors and early signs of autism spectrum disorder (ASD) and autistic traits in the Avon Longitudinal Study of Parents and Children, a prospective longitudinal cohort study of the surviving offspring of 14,541 pregnant women from southwestern England with an expected delivery date between April 1991 and…
Descriptors: Autism, Screening Tests, Pregnancy, Infants