Name Info Provider Link
subscription/membership/fee required Atypon https://dcjournal.ca/doi/10.3148/cjdpr-2019-025?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub 0pubmed
Folic Acid free resource MedlinePlus Health Information https://medlineplus.gov/folicacid.html
free resource NCI CPTAC Assay Portal https://assays.cancer.gov/CPTAC-1496