Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0378-4274(20)30078-3
Secondhand Smoke	free resource	MedlinePlus Health Information	https://medlineplus.gov/secondhandsmoke.html
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-558