id	domain	url
cord-335141-ag3j8obh	www.equator-network.org	http://www.equator-network.org
cord-335141-ag3j8obh	www.ncbi.nlm.nih.gov	https://www.ncbi.nlm.nih.gov/pubmed
cord-335141-ag3j8obh	scholar.google.com	https://scholar.google.com
