@misc{indiciae8e9c300b03bd,
  title = {Vitamin B 12.},
  author = {T C Stadtman},
  year = {1971},
  doi = {10.1126/science.171.3974.859},
  url = {https://pubmed.ncbi.nlm.nih.gov/5541647/},
  note = {Source identifier: 5541647}
}