@misc{indiciaee2ab0a88fb1a,
  title = {Prolonged pregnancy.},
  author = {L G HIGGINS},
  year = {1956},
  doi = {10.1111/j.1471-0528.1956.tb05533.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13358000/},
  note = {Source identifier: 13358000}
}