@misc{indiciaed68deb550a77,
  title = {Thyroid function in oral contraception.},
  author = {J Starup and T Friis},
  year = {1967},
  doi = {10.1530/acta.0.0560525},
  url = {https://pubmed.ncbi.nlm.nih.gov/6072470/},
  note = {Source identifier: 6072470}
}