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Lüke, Carina; Grimminger, Angela; Rohlfing, Katharina J.; Liszkowski, Ulf; Ritterfeld, Ute – Child Development, 2017
Early identification of primary language delay is crucial to implement effective prevention programs. Available screening instruments are based on parents' reports and have only insufficient predictive validity. This study employed observational measures of preverbal infants' gestural communication to test its predictive validity for identifying…
Descriptors: Infants, Identification, Language Impairments, Developmental Delays