Name	Info	Provider	Link
	subscription/membership/fee required	Wiley	https://doi.org/10.1111/j.1365-2761.2006.00714.x
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:16677321
SILVA SSU Database	free resource	SILVA	http://www.arb-silva.de/search/show/ssu/pubid/16677321