@misc{indiciae2de580136952,
  title = {Circulatory changes in pregnancy.},
  author = {L WERKO and H LAGERLOF and H BUCHT and A HOLMGREN},
  year = {1950},
  url = {https://pubmed.ncbi.nlm.nih.gov/14782933/},
  note = {Source identifier: 14782933}
}