@misc{indiciae5860a1ddd6da,
  title = {Randomized discontinuation trials: utility and efficiency.},
  author = {J A Kopec and M Abrahamowicz and J M Esdaile},
  year = {1993},
  doi = {10.1016/0895-4356(93)90163-u},
  url = {https://pubmed.ncbi.nlm.nih.gov/8263581/},
  note = {Source identifier: 8263581}
}