id	domain	url
aiua-11121	www.u-merge.com	www.u-merge.com
aiua-11121	www.clinicaltrials.gov	www.clinicaltrials.gov
aiua-11121	www.clinicaltrialsregister.eu	www.clinicaltrialsregister.eu
aiua-11121	www.ohri.ca	https://www.ohri.ca/programs/clinical_epidemiology/oxford.asp