Name Info Provider Link
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=11844209.ui
free resource Wiley https://onlinelibrary.wiley.com/doi/10.1046/j.0960-7692.2001.00588.x
free resource NCI CPTC Antibody Characterization Program https://antibodies.cancer.gov/detail/CPTC-NT5E-1