@misc{indiciae0e482ad4f13c,
  title = {Positional information and pattern formation.},
  author = {L Wolpert},
  year = {1971},
  doi = {10.1016/s0070-2153(08)60641-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/4950136/},
  note = {Source identifier: 4950136}
}