@misc{indiciae8b8fa3febd3c,
  title = {Embryonic angiogenesis factors.},
  author = {W Risau},
  year = {1991},
  doi = {10.1016/0163-7258(91)90066-u},
  url = {https://pubmed.ncbi.nlm.nih.gov/1792240/},
  note = {Source identifier: 1792240}
}