@misc{indiciae05d09138ae0d,
  title = {Menarcheal age.},
  author = {J M Tanner},
  year = {1981},
  doi = {10.1126/science.7292001},
  url = {https://pubmed.ncbi.nlm.nih.gov/7292001/},
  note = {Source identifier: 7292001}
}