@misc{indiciaeedbf10d5e0a9,
  title = {Labor: a delayed menstruation?},
  author = {B Gustavii},
  year = {1972},
  doi = {10.1016/s0140-6736(72)92759-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/4117230/},
  note = {Source identifier: 4117230}
}