@misc{indiciae199ebaf9ba39,
  title = {Menstrual cycle length during methadone maintenance.},
  author = {John Schmittner and Jennifer R Schroeder and David H Epstein and Kenzie L Preston},
  year = {2005},
  doi = {10.1111/j.1360-0443.2005.01091.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/15918813/},
  note = {Source identifier: 15918813}
}