@misc{indiciae97ff5c2f81ad,
  title = {Bud morphogenesis in hydra.},
  author = {S G Clarkson and L Wolpert},
  year = {1967},
  doi = {10.1038/214780a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4383156/},
  note = {Source identifier: 4383156}
}