Name	Info	Provider	Link
	free resource	Ediciones Doyma, S.L.	http://www.elsevier.es/en/linksolver/ft/pii/S0213-4853(20)30428-X
	free resource	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0213-4853(20)30428-X
	subscription/membership/fee required	ClinicalKey	https://www.clinicalkey.com/content/playBy/pii?v=S0213-4853(20)30428-X