@misc{indiciae39770b718431,
  title = {Mouse brain extract with "fibroblast growth factor"-activity.},
  author = {E Karasek and K D Jentzsch and A Böhmer and W Oelssner and G Heder},
  year = {1977},
  doi = {10.1016/s0014-4908(77)80052-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/563800/},
  note = {Source identifier: 563800}
}