Name	Info	Provider	Link
Older Adult Health	free resource	MedlinePlus Health Information	https://medlineplus.gov/olderadulthealth.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=8013160.ui
	subscription/membership/fee required	Springer	https://dx.doi.org/10.2165/00003088-199426040-00003
Cited by Patents in	free resource	The Lens - Patent Citations Database	https://www.lens.org/lens/search/patent/list?q=reference_cited.nlp.ids.pmid:8013160