@misc{indiciae997ca2c5fca2,
  title = {Abdominal and thoracic pressures during defaecation.},
  author = {S S Fedail and R F Harvey and C J Burns-Cox},
  year = {1979},
  doi = {10.1136/bmj.1.6156.91},
  url = {https://pubmed.ncbi.nlm.nih.gov/761008/},
  note = {Source identifier: 761008}
}