id	domain	url
dialog-189	www.asha.org	http://www.asha.org/public/speech/disorders/lateblooming.htm
dialog-189	lincs.ed.gov	http://lincs.ed.gov/publications/pdf/learningtotalkandlisten.pdf
dialog-189	childstats.gov	http://childstats.gov/pdf/ac2012/ac_12.pdf
dialog-189	childstats.gov	http://childstats.gov/pdf/ac2012/ac_12.pdf
dialog-189	www.sciencedirect.com	http://www.sciencedirect.com/science/article/pii/s0885200612000038
dialog-189	www.sciencedirect.com	http://www.sciencedirect.com/science/article/pii/s0885200612000038
dialog-189	www.sciencedirect.com	http://www.sciencedirect.com/science/article/pii/s0885200612000038
dialog-189	www.txhsa.org	http://www.txhsa.org/about.html
dialog-189	aspe.hhs.gov	http://aspe.hhs.gov/hsp/strengthenheadstart03/index.htm
dialog-189	www.marxists.org	http://www.marxists.org/archive/vygotsky/works/1933/play.htm