Name	Info	Provider	Link
	subscription/membership/fee required	Springer	https://dx.doi.org/10.1007/s11356-016-7191-2
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-1612
	free resource	scite Smart Citations	https://scite.ai/reports/27525740
SILVA SSU Database	free resource	SILVA	http://www.arb-silva.de/search/show/ssu/pubid/27525740