id	domain	url
crl-15806	www.cas.org	www.cas.org/online/stn/stnotes/stnote24
crl-15806	www.garfield.library.upenn.edu	www.garfield.library.upenn.edu/essays
crl-15806	www.charlestonco.com	www.charlestonco.com/comp.cfm?id=43
crl-15806	www.cas.org	www.cas.org/rform.html