Name	Info	Provider	Link
	free resource	Public Library of Science	https://dx.plos.org/10.1371/journal.pone.0138359
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/26414063/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/26414063
Full text from University of California eScholarship	free resource	eScholarship, California Digital Library, University of California	https://escholarship.org/uc/item/1330r033
	free resource	scite Smart Citations	https://scite.ai/reports/26414063