@misc{indiciaefac3c83b59fb,
  title = {Prolonged pregnancy.},
  author = {L LINDGREN and P NORMANN and L VIBERG},
  year = {1958},
  doi = {10.3109/00016345809160058},
  url = {https://pubmed.ncbi.nlm.nih.gov/13605696/},
  note = {Source identifier: 13605696}
}