Name Info Provider Link
Vitamin E free resource MedlinePlus Health Information https://medlineplus.gov/vitamine.html
free resource NCI CPTC Antibody Characterization Program https://antibodies.cancer.gov/detail/CPTC-NT5E-1
subscription/membership/fee required Silverchair Information Systems https://academic.oup.com/ajcn/article-lookup/doi/10.1093/ajcn/40.2.246