@misc{indiciae2635e91b2c81,
  title = {Beware observational studies in neonatal practice.},
  author = {Rodney E Willoughby},
  year = {2003},
  doi = {10.1001/archpedi.157.9.934-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/12963601/},
  note = {Source identifier: 12963601}
}