Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0169-5002(12)00068-2
Lung Cancer	free resource	MedlinePlus Health Information	https://medlineplus.gov/lungcancer.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/22405569/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/22405569
	subscription/membership/fee required	ClinicalKey	https://www.clinicalkey.com/content/playBy/pii?v=S0169-5002(12)00068-2