@misc{indiciae70c8053813c6,
  title = {When do patients given intrathecal morphine need postoperative systemic opiates?},
  author = {R Downing and I Davis and J Black and C W Windsor},
  year = {1985},
  url = {https://pubmed.ncbi.nlm.nih.gov/3839991/},
  note = {Source identifier: 3839991}
}