@misc{indiciae91cdca491795,
  title = {Frontal sinolith.},
  author = {D G Grant and A Hussain and R Burgel},
  year = {1998},
  doi = {10.1017/s0022215100141118},
  url = {https://pubmed.ncbi.nlm.nih.gov/9764300/},
  note = {Source identifier: 9764300}
}