@misc{indiciae8ca5ec161ddf,
  title = {Perineal hernia after proctectomy.},
  author = {J W Robertson},
  doi = {10.1097/00152192-198601000-00039},
  url = {https://pubmed.ncbi.nlm.nih.gov/3633273/},
  note = {Source identifier: 3633273}
}