Name	Info	Provider	Link
	free resource	Public Library of Science	https://dx.plos.org/10.1371/journal.pone.0055806
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/23390552/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/23390552
	free resource	scite Smart Citations	https://scite.ai/reports/23390552
Full Text from	free resource	Universidad Autonoma de Madrid Biblos-e Archivo	http://hdl.handle.net/10486/665649