Name	Info	Provider	Link
	free resource	The International Journal of Developmental Biology	http://www.intjdevbiol.com/paper.php?doi=1814410
Pregnancy	free resource	MedlinePlus Health Information	https://medlineplus.gov/pregnancy.html
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-CD8A-1