Name	Info	Provider	Link
	free resource	HighWire	https://gh.bmj.com/lookup/pmidlookup?view=long&pmid=27840737
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/27840737/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/27840737
	free resource	scite Smart Citations	https://scite.ai/reports/27840737