Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S1734-1140(11)70627-2
	free resource	Institute of Pharmacology Polish Academy of Sciences	http://www.if-pan.krakow.pl/pjp/pdf/2011/5_1085.pdf
Club Drugs	free resource	MedlinePlus Health Information	https://medlineplus.gov/clubdrugs.html