Name	Info	Provider	Link
	free resource	BioMed Central	https://bmcanesthesiol.biomedcentral.com/articles/10.1186/s12871-015-0036-6
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/25927569/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/25927569
	free resource	scite Smart Citations	https://scite.ai/reports/25927569