@misc{indiciae30ef5dedd5db,
  title = {Abnormal free thyroxine levels with analogue methods.},
  author = {A C Sewell and D O'Sullivan and D Hampton},
  year = {1983},
  doi = {10.1016/s0140-6736(83)92622-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/6130278/},
  note = {Source identifier: 6130278}
}