id	domain	url
dialog-209	csefel.vanderbilt.edu	http://csefel.vanderbilt.edu
dialog-209	csefel.vanderbilt.edu	http://csefel.vanderbilt.edu
dialog-209	info.med.yale.edu	http://info.med.yale.edu/chldstdy
dialog-209	www.childencyclopedia.com	http://www.childencyclopedia.com/documents/mizeangxp.pdf