id	domain	url
cet-2650	www.aidic.it	www.aidic.it/cet
cet-2650	eara.eu	http://eara.eu/en/the-3rs-principles
cet-2650	www.accessdata.fda.gov	https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/cfrsearch.cfm?cfrpart=58