Name	Info	Provider	Link
	subscription/membership/fee required	Atypon	https://www.pnas.org/doi/10.1073/pnas.0409421102?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub 0pubmed
	free resource	FlyBase	http://flybase.org/cgi-bin/uniq.html?db=fbrf&field=pubmed_id&context=15668397
Highlights from Nature Reviews Genetics	free resource	Nature Publishing Group	http://www.nature.com/uidfinder/10.1038/nrg1564
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/15668397/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/15668397