TY  - RPRT
TI  - Why do patients with ulcerative colitis relapse?
AU  - S A Riley
AU  - V Mani
AU  - M J Goodman
PY  - 1991
DO  - 10.1136/gut.32.7.832
UR  - https://pubmed.ncbi.nlm.nih.gov/1855695/
ID  - 1855695
ER  -