Name	Info	Provider	Link
	free resource	HighWire	https://doi.org/10.1016/j.ijsp.2013.10.003
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/25694898/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/25694898
	free resource	scite Smart Citations	https://scite.ai/reports/25694898