@misc{indiciaef5d17880eecc,
  title = {Preterm labour and delivery.},
  author = {R S Black and S Flint and C Lees and S Campbell},
  year = {1996},
  doi = {10.1007/bf01958072},
  url = {https://pubmed.ncbi.nlm.nih.gov/8839738/},
  note = {Source identifier: 8839738}
}