Name Info Provider Link
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=18027070.ui
subscription/membership/fee required Springer https://doi.org/10.1007/s11239-007-0165-y
free resource NCI CPTAC Assay Portal https://assays.cancer.gov/CPTAC-2597