id	domain	url
mkg-1098	www.utmb.edu	http://www.utmb.edu/otoref/grnds
mkg-1098	www.amaassn.org	http://www.amaassn.org/ama1/pub
mkg-1098	education.yahoo.com	http://education.yahoo.com/reference/gray
mkg-1098	www.migraineprevention.com	www.migraineprevention.com/index/html