Name Info Provider Link
Piercing and Tattoos free resource MedlinePlus Health Information https://medlineplus.gov/piercingandtattoos.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=35579603.ui
subscription/membership/fee required Wiley https://doi.org/10.1111/jocd.15093
free resource NCI CPTC Antibody Characterization Program https://antibodies.cancer.gov/detail/CPTC-HLA-B-1