Name	Info	Provider	Link
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=18325029.ui
	subscription/membership/fee required	Wiley	https://doi.org/10.1111/j.1462-2920.2007.01563.x
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:18325029
SILVA SSU Database	free resource	SILVA	http://www.arb-silva.de/search/show/ssu/pubid/18325029