Name Info Provider Link
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S1043-4666(18)30399-5
A1C free resource MedlinePlus Health Information https://medlineplus.gov/a1c.html
free resource NCI CPTC Antibody Characterization Program https://antibodies.cancer.gov/detail/CPTC-CRP-1