Name Info Provider Link
Ulcerative Colitis free resource MedlinePlus Health Information https://medlineplus.gov/ulcerativecolitis.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=20936357.ui
subscription/membership/fee required Springer https://doi.org/10.1007/s10620-010-1424-x