@misc{indiciaef7d7feb1c89f,
  title = {[Can emergency operations in ulcerative colitis be avoided?].},
  author = {F Bárány and B Lindholmer},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5569720/},
  note = {Source identifier: 5569720}
}