@misc{indiciae535228fdd08c,
  title = {Hypothalamic chronic anovulation.},
  author = {G C Lachelin and S S Yen},
  year = {1978},
  doi = {10.1016/0002-9378(78)90017-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/147631/},
  note = {Source identifier: 147631}
}