@misc{indiciae0de8ab93c189,
  title = {Setting relevant patient differences--a problem in phase-IV research.},
  author = {I M Blackburn},
  year = {1984},
  doi = {10.1055/s-2007-1017426},
  url = {https://pubmed.ncbi.nlm.nih.gov/6494242/},
  note = {Source identifier: 6494242}
}