Name	Info	Provider	Link
Fallot Tetralogy	free resource	Genetic Alliance	https://www.diseaseinfosearch.org/result/2720
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=31284891.ui
	subscription/membership/fee required	Cambridge University Press	https://www.cambridge.org/core/product/identifier/S1047951119001604/type/journal_article