Name	Info	Provider	Link
	free resource	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0376-8716(12)00036-1
Quitting Smoking	free resource	MedlinePlus Health Information	https://medlineplus.gov/quittingsmoking.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/22364776/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/22364776
	subscription/membership/fee required	ClinicalKey	https://www.clinicalkey.com/content/playBy/pii?v=S0376-8716(12)00036-1