@misc{indiciae70123c751dce,
  title = {[Endometriosis causing sigmoid perforation].},
  author = {C Strömberg and P Grane and L Hedenborg and C E Leijonmarck},
  year = {1988},
  url = {https://pubmed.ncbi.nlm.nih.gov/3352400/},
  note = {Source identifier: 3352400}
}