Name	Info	Provider	Link
Air Pollution	free resource	MedlinePlus Health Information	https://medlineplus.gov/airpollution.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=24162013.ui
	free resource	scite Smart Citations	https://scite.ai/reports/24162013
	subscription/membership/fee required	Wolters Kluwer	https://doi.org/10.1097/EDE.0b013e31828ac01b