@misc{indiciae0cc222538290,
  title = {Letter: Programs for the programmable calculator in the laboratory.},
  author = {A M Ring},
  year = {1974},
  doi = {10.1093/ajcp/61.4.575},
  url = {https://pubmed.ncbi.nlm.nih.gov/4816799/},
  note = {Source identifier: 4816799}
}