Name	Info	Provider	Link
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/21069402/
	subscription/membership/fee required	Springer	https://dx.doi.org/10.1007/s00792-010-0334-3
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/21069402
SILVA SSU Database	free resource	SILVA	http://www.arb-silva.de/search/show/ssu/pubid/21069402