Name Info Provider Link
Tears free resource MedlinePlus Health Information https://medlineplus.gov/tears.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=31007216.ui
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/31007216/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/31007216
free resource NCI CPTAC Assay Portal https://assays.cancer.gov/non-CPTAC-1112
free resource Wolters Kluwer https://doi.org/10.4103/ijo.IJO_1278_18