id	domain	url
mkg-911	www.aapd.org	http://www.aapd.org/
mkg-911	www.aapd.org	www.aapd.org/
mkg-911	www.medscape.com	http://www.medscape.com/viewarticle/461574
mkg-911	www.emedicine.com	http://www.emedicine.com/med/topic2556.htm
mkg-911	education.yahoo.com	http://education.yahoo.com/reference/gray
mkg-911	sitemaker.umich.edu	http://sitemaker.umich.edu/widmalm/files/bsconstruc.pdf