@misc{indiciae4bdd94498817,
  title = {The German FFI cases.},
  author = {H Kretzschmar and A Giese and I Zerr and O Windl and W Schulz-Schaeffer and K Skworc and S Poser},
  year = {1998},
  doi = {10.1111/j.1750-3639.1998.tb00181.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/9669710/},
  note = {Source identifier: 9669710}
}