Name Info Provider Link
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=19714626.ui
free resource Wiley https://onlinelibrary.wiley.com/doi/10.1002/art.24780
free resource NCI CPTC Antibody Characterization Program https://antibodies.cancer.gov/detail/CPTC-HLA-A-1