@misc{indiciae2b8609d78546,
  title = {Phases in embryonic development.},
  author = {B H WILLIER},
  year = {1954},
  doi = {10.1002/jcp.1030430413},
  url = {https://pubmed.ncbi.nlm.nih.gov/13174636/},
  note = {Source identifier: 13174636}
}