@misc{indiciae44a02e27a685,
  title = {The elusive ductus.},
  author = {F W DAVIS},
  year = {1960},
  doi = {10.1016/0002-8703(60)90315-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13814445/},
  note = {Source identifier: 13814445}
}