Re: Ward, S., 1999 an investigation into the effectiveness of an early intervention method for the delayed language development in young children. International Journal of Language & Communication Disorder, 34, 243-264.
Hall
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D015982:Bias; D018479:Early Intervention, Educational / Q000379:methods*; D006801:Humans; D007805:Language Development Disorders / Q000453:epidemiology / Q000517:prevention & control*