@misc{indiciae16844ca294cc,
  title = {The mandibular second premolars: morphologic variation and inheritance.},
  author = {F J LUDWIG},
  year = {1957},
  doi = {10.1177/00220345570360021701},
  url = {https://pubmed.ncbi.nlm.nih.gov/13416461/},
  note = {Source identifier: 13416461}
}