Name	Info	Provider	Link
	free resource	BioMed Central	https://gigascience.biomedcentral.com/articles/10.1186/2047-217X-1-16
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/23587058/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/23587058
SILVA LSU Database	free resource	SILVA	http://www.arb-silva.de/search/show/lsu/pubid/23587058
	free resource	Silverchair Information Systems	https://academic.oup.com/gigascience/article-lookup/doi/10.1186/2047-217X-1-16