Name Info Provider Link
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S0041-1345(06)00539-2
Nutrition free resource MedlinePlus Health Information https://medlineplus.gov/nutrition.html
free resource NCI CPTC Antibody Characterization Program https://antibodies.cancer.gov/detail/CPTC-TTR-1
free resource NCI CPTAC Assay Portal https://assays.cancer.gov/CPTAC-1496