“…Of these 27 studies, 25 included interventions to improve expressive language as the primary focus of the study. 70,135,137,139,154,157,169,170,[173][174][175][176][177][178][179][180][181][182][183][184][185][186][187] For two studies, 134,168 expressive language was a secondary focus of the study. The following list shows the various expressive language foci: l expressive and/or receptive language (10 papers representing 11 studies 70,134,135,175,176,[177][178][179][180][181] ) l language delay (three studies 182-184 ) l parental intervention for language delay (one study 174 ) l social communication/language (four studies 137,138,170,185 ) l phonological awareness (one study 168 ) l language and grammar (two studies 173,186 ) l teaching syntax (one study 154 ) l phonology and utt...…”