id	domain	url
ecj-12226	doi.org	https://doi.org/10
ecj-12226	www.equator-network.org	https://www.equator-network.org
ecj-12226	www.keamk.com	https://www.keamk.com
ecj-12226	www.sealedenvelope.com	https://www.sealedenvelope.com/simple-randomiser/v1/lists
ecj-12226	www.epidata.dk	http://www.epidata.dk
ecj-12226	www.epidata.dk	https://www.epidata.dk
ecj-12226	core.ac.uk	https://core.ac.uk/reader