@misc{indiciaef5f6cc7bd1ec,
  title = {Multiple gestation.},
  author = {P M Hays and J S Smeltzer},
  year = {1986},
  doi = {10.1097/00003081-198606000-00009},
  url = {https://pubmed.ncbi.nlm.nih.gov/3522006/},
  note = {Source identifier: 3522006}
}