@misc{indiciae06149aa9da07,
  title = {Easing the pain.},
  author = {B R Ferrell and B A Ferrell},
  doi = {10.1016/s0197-4572(05)80337-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/2163956/},
  note = {Source identifier: 2163956}
}