@misc{indiciae10063a371746,
  title = {Harry Black.},
  author = {M Purdy},
  year = {1976},
  doi = {10.1111/j.1440-0960.1976.tb00584.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/779754/},
  note = {Source identifier: 779754}
}