Name	Info	Provider	Link
	free resource	BioMed Central	https://wjso.biomedcentral.com/articles/10.1186/s12957-015-0764-6
Birthmarks	free resource	MedlinePlus Health Information	https://medlineplus.gov/birthmarks.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/26746427/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/26746427
	free resource	scite Smart Citations	https://scite.ai/reports/26746427