@misc{indiciae4a1177c48214,
  title = {Changes in neurosurgical procedures.},
  author = {L Maass},
  year = {1990},
  doi = {10.1016/0090-3019(90)90173-m},
  url = {https://pubmed.ncbi.nlm.nih.gov/2360164/},
  note = {Source identifier: 2360164}
}