@misc{indiciae5019a82a0671,
  title = {Difference in fetal size in the first trimester.},
  author = {J F Pedersen and M Mantoni},
  year = {1985},
  doi = {10.1136/bmj.291.6504.1278-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/3933629/},
  note = {Source identifier: 3933629}
}