Name Info Provider Link
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S0165-5876(17)30094-0
Speech and Language Problems in Children free resource MedlinePlus Health Information https://medlineplus.gov/speechandlanguageproblemsinchildren.html
free resource scite Smart Citations https://scite.ai/reports/28390599