Name	Info	Provider	Link
	subscription/membership/fee required	Ediciones Doyma, S.L.	http://www.elsevier.es/en/linksolver/ft/ivp/0025-7753/113/281
Melanoma	free resource	MedlinePlus Health Information	https://medlineplus.gov/melanoma.html
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:10603579