@misc{indiciae5c0e9592f6b8,
  title = {The ischemic penumbra.},
  author = {W D Heiss and R Graf},
  year = {1994},
  doi = {10.1097/00019052-199402000-00004},
  url = {https://pubmed.ncbi.nlm.nih.gov/8173671/},
  note = {Source identifier: 8173671}
}