Name	Info	Provider	Link
Congenital Heart Defects	free resource	MedlinePlus Health Information	https://medlineplus.gov/congenitalheartdefects.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=30535467.ui
	subscription/membership/fee required	Spandidos Publications	https://www.spandidos-publications.com/ijmm/43/2/980