@misc{indiciae6f517c50c5b3,
  title = {[What is causing preterm delivery?].},
  author = {Minnamaija Kekki and Jorma Paavonen},
  year = {2003},
  url = {https://pubmed.ncbi.nlm.nih.gov/12868360/},
  note = {Source identifier: 12868360}
}