@misc{indiciae39618ee62638,
  title = {Progress with stem cells: stuck or unstuck?},
  author = {P Berg},
  year = {2001},
  doi = {10.1126/science.293.5537.1953},
  url = {https://pubmed.ncbi.nlm.nih.gov/11557846/},
  note = {Source identifier: 11557846}
}