@misc{indiciaeb7f281392fe4,
  title = {Positional information and pattern formation.},
  author = {L Wolpert},
  year = {1981},
  doi = {10.1098/rstb.1981.0152},
  url = {https://pubmed.ncbi.nlm.nih.gov/6117904/},
  note = {Source identifier: 6117904}
}