id	domain	url
dpc-2021	doi.org	https://doi.org/10.5826/dpc.1202a91
dpc-2021	creativecommons.org	https://creativecommons.org/licenses/by-nc/4.0/
dpc-2021	www.niehs.nih.gov	https://www.niehs.nih.gov/health/materials/flame_retardants_508.pdf
dpc-2021	garglab.com	http://garglab.com/projects/ehr-search