@misc{indiciae7b5adcf9efc7,
  title = {Training ribozymes to switch.},
  author = {K A Marshall and A D Ellington},
  year = {1999},
  doi = {10.1038/14872},
  url = {https://pubmed.ncbi.nlm.nih.gov/10542083/},
  note = {Source identifier: 10542083}
}