TY  - RPRT
TI  - Mortality associated with ulcerative colitis.
AU  - E S Hughes
PY  - 1972
DO  - 10.5694/j.1326-5377.1972.tb103684.x
UR  - https://pubmed.ncbi.nlm.nih.gov/4665220/
ID  - 4665220
ER  -