Name Info Provider Link
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S0014489403000250
Vaccines free resource MedlinePlus Health Information https://medlineplus.gov/vaccines.html
free resource NCI CPTC Antibody Characterization Program https://antibodies.cancer.gov/detail/CPTC-HLA-C-1