id	domain	url
dpc-4022	doi.org	https://doi.org/10.5826/dpc.1403a135
dpc-4022	creativecommons.org	https://creativecommons.org/licenses/by-nc/4.0/
dpc-4022	www.cancer.org	https://www.cancer.org/cancer/melanoma-skin
dpc-4022	www.cancer.org	https://www.cancer.org/cancer/types/melanoma-skin-cancer