id	domain	url
dpc-4176	doi.org	https://doi.org/10.5826/dpc.1403a181
dpc-4176	creativecommons.org	https://creativecommons.org/licenses/by-nc/4.0/
dpc-4176	pdf.hres.ca	https://pdf.hres.ca/dpd_pm/00042101.pdf
dpc-4176	www.ncbi.nlm.nih.gov	http://www.ncbi.nlm.nih.gov/books/nbk582737
dpc-4176	www.ncbi.nlm.nih	http://www.ncbi.nlm.nih