Name	Info	Provider	Link
Birthmarks	free resource	MedlinePlus Health Information	https://medlineplus.gov/birthmarks.html
	subscription/membership/fee required	Wiley	https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=0303-6987&date=1988&volume=15&issue=3&spage=161