@misc{indiciae4b5127d43552,
  title = {BMP signalling specifies the pyloric sphincter.},
  author = {D M Smith and C J Tabin},
  year = {1999},
  doi = {10.1038/45439},
  url = {https://pubmed.ncbi.nlm.nih.gov/10617196/},
  note = {Source identifier: 10617196}
}