TY  - RPRT
TI  - The relation between radiological changes and clinical state in ulcerative colitis.
AU  - B Korsgaard
AU  - M Holm
AU  - M Katznelson
PY  - 1969
UR  - https://pubmed.ncbi.nlm.nih.gov/4899637/
ID  - 4899637
ER  -