Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0022-3476(97)80012-1
Rh Incompatibility	free resource	MedlinePlus Health Information	https://medlineplus.gov/rhincompatibility.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=9152279.ui
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-NCAM1-1
Full text from	free resource	CORE	https://core.ac.uk/reader/16113540?utm_source=linkout