@misc{indiciaee8b5bb602909,
  title = {Morphogen gradients in vertebrate limb development.},
  author = {C Tickle},
  year = {1999},
  doi = {10.1006/scdb.1999.0294},
  url = {https://pubmed.ncbi.nlm.nih.gov/10441549/},
  note = {Source identifier: 10441549}
}