TY  - RPRT
TI  - Microscopic activity in ulcerative colitis: what does it mean?
AU  - S A Riley
AU  - V Mani
AU  - M J Goodman
AU  - S Dutt
AU  - M E Herd
PY  - 1991
DO  - 10.1136/gut.32.2.174
UR  - https://pubmed.ncbi.nlm.nih.gov/1864537/
ID  - 1864537
ER  -