@misc{indiciaeba71776e5243,
  title = {Measuring serum gonadotropins: a cautionary note.},
  author = {J Seth and I Hanning and H S Jacobs and S L Jeffcoate},
  year = {1989},
  doi = {10.1016/s0140-6736(89)92174-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/2564485/},
  note = {Source identifier: 2564485}
}