@misc{indiciae808817247075,
  title = {Primary calvarial meningiomas.},
  author = {K Oka and K Hirakawa and S Yoshida and M Tomonaga},
  year = {1989},
  doi = {10.1016/0090-3019(89)90235-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/2675366/},
  note = {Source identifier: 2675366}
}