@misc{indiciaeac47d87b9457,
  title = {Gliosarcoma developing from an irradiated ependymoma.},
  author = {J J Kepes and F O Bastian and E D Weber},
  year = {1996},
  doi = {10.1007/s004010050554},
  url = {https://pubmed.ncbi.nlm.nih.gov/8922064/},
  note = {Source identifier: 8922064}
}