Name	Info	Provider	Link
	subscription/membership/fee required	Australasian Medical Publishing Company	https://www.mja.com.au/public/issues/171_9_011199/gunton/gunton.html
Health Problems in Pregnancy	free resource	MedlinePlus Health Information	https://medlineplus.gov/healthproblemsinpregnancy.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=10615339.ui
	subscription/membership/fee required	Wiley	https://doi.org/10.5694/j.1326-5377.1999.tb123749.x