Name	Info	Provider	Link
	free resource	BioMed Central	https://bmcmusculoskeletdisord.biomedcentral.com/articles/10.1186/1471-2474-7-91
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/17137491/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/17137491