Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S1054-3589(16)00002-8
Pain	free resource	MedlinePlus Health Information	https://medlineplus.gov/pain.html
	free resource	scite Smart Citations	https://scite.ai/reports/26920018