Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0145-305X(11)00124-8
	free resource	FlyBase	http://flybase.org/cgi-bin/uniq.html?db=fbrf&field=pubmed_id&context=21641926
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=21641926.ui