Name	Info	Provider	Link
	free resource	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0020-6539(24)00089-3
Vitamin D	free resource	MedlinePlus Health Information	https://medlineplus.gov/vitamind.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/38565436/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/38565436
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-PGR-2
	subscription/membership/fee required	ClinicalKey	https://www.clinicalkey.com/content/playBy/pii?v=S0020-6539(24)00089-3