@misc{indiciae05cd2c4a2456,
  title = {Knocking on opportunity's window.},
  author = {G B Rathmann},
  year = {1993},
  doi = {10.1038/nbt0393-s27},
  url = {https://pubmed.ncbi.nlm.nih.gov/7680207/},
  note = {Source identifier: 7680207}
}