@misc{indiciae1b43c2c7e09c,
  title = {Parathyroid hormone measurement.},
  author = {J S Woodhead},
  year = {1993},
  doi = {10.1177/000456329303000124},
  url = {https://pubmed.ncbi.nlm.nih.gov/8434859/},
  note = {Source identifier: 8434859}
}