Name	Info	Provider	Link
	free resource	BioMed Central	https://cancerci.biomedcentral.com/articles/10.1186/1475-2867-2-3
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/12069691/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/12069691
Full text from	free resource	White Rose Research Online	https://eprints.whiterose.ac.uk/24/