@misc{indiciaeaa48c7d9c419,
  title = {A positive feedback loop coordinates growth and patterning in the vertebrate limb.},
  author = {L Niswander and S Jeffrey and G R Martin and C Tickle},
  year = {1994},
  doi = {10.1038/371609a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/7935794/},
  note = {Source identifier: 7935794}
}