Name Info Provider Link
free resource BioMed Central https://bmcgastroenterol.biomedcentral.com/articles/10.1186/s12876-020-01447-0
Ulcerative Colitis free resource MedlinePlus Health Information https://medlineplus.gov/ulcerativecolitis.html
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/33008302/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/33008302