TY  - RPRT
TI  - Is appendectomy a causative factor in ulcerative colitis?
AU  - M G Russel
AU  - R W Stockbrügger
PY  - 1998
DO  - 10.1097/00042737-199806000-00003
UR  - https://pubmed.ncbi.nlm.nih.gov/9855058/
ID  - 9855058
ER  -