@misc{indiciae465886e99061,
  title = {Are the data missing?},
  author = {J C Drummond},
  year = {1993},
  doi = {10.1097/00000542-199312000-00055},
  url = {https://pubmed.ncbi.nlm.nih.gov/7903513/},
  note = {Source identifier: 7903513}
}