Name	Info	Provider	Link
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=23814101.ui
	free resource	scite Smart Citations	https://scite.ai/reports/23814101
	subscription/membership/fee required	Silverchair Information Systems	https://academic.oup.com/jpubhealth/article-lookup/doi/10.1093/pubmed/fdt062