@misc{indiciae3ada90d65fa7,
  title = {[Contraceptive pill amenorrhea--does it exist?].},
  author = {H Fries and S J Nillius},
  year = {1975},
  url = {https://pubmed.ncbi.nlm.nih.gov/1186384/},
  note = {Source identifier: 1186384}
}