@misc{indiciae41824f6f6944,
  title = {Is the study worth doing?},
  author = {J Nicholl},
  year = {1993},
  doi = {10.1016/0140-6736(93)91576-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/8103899/},
  note = {Source identifier: 8103899}
}