@misc{indiciae1501d6f3f7b0,
  title = {Biphasic oral contraceptives.},
  author = {C S Sasso},
  doi = {10.1097/00005721-198403000-00010},
  url = {https://pubmed.ncbi.nlm.nih.gov/6422191/},
  note = {Source identifier: 6422191}
}