TY  - RPRT
TI  - Conservative approach to severe ulcerative colitis.
AU  - R N Fedorak
PY  - 2004
DO  - 10.1016/j.dld.2003.10.002
UR  - https://pubmed.ncbi.nlm.nih.gov/14971809/
ID  - 14971809
ER  -