id	domain	url
dpc-5668	creativecommons.org	https://creativecommons.org/licenses/by-nc/4.0/
dpc-5668	www.bmj.com	https://www.bmj.com/content/372/bmj.n71
dpc-5668	www.cochrane-handbook.org	www.cochrane-handbook.org
dpc-5668	catalogofbias.org	https://catalogofbias.org