@misc{indiciae30b52793b7b3,
  title = {Calcium techniques.},
  author = {M G Smyth},
  year = {1989},
  doi = {10.1192/bjp.155.1.127b},
  url = {https://pubmed.ncbi.nlm.nih.gov/2605421/},
  note = {Source identifier: 2605421}
}