@misc{indiciae1866e1f0b6cb,
  title = {Risk factors for preterm birth subtypes.},
  author = {G S Berkowitz and C Blackmore-Prince and R H Lapinski and D A Savitz},
  year = {1998},
  url = {https://pubmed.ncbi.nlm.nih.gov/9583419/},
  note = {Source identifier: 9583419}
}