@misc{indiciae00349e6632e7,
  title = {The tooth root within the maxillary sinus.},
  author = {J R Herd},
  year = {1974},
  doi = {10.1111/j.1834-7819.1974.tb04306.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4528069/},
  note = {Source identifier: 4528069}
}