@misc{indiciae9ae3500894df,
  title = {A study comparing a gestoden triphasic formulation with a fixed combination OC.},
  author = {T Agoestina and U Sabarudin and G Hoppe},
  year = {1989},
  doi = {10.1007/bf01849474},
  url = {https://pubmed.ncbi.nlm.nih.gov/2596365/},
  note = {Source identifier: 2596365}
}