@misc{indiciae440431cd4ef8,
  title = {Two-stepping with E1.},
  author = {Andrew P VanDemark and Christopher P Hill},
  year = {2003},
  doi = {10.1038/nsb0403-244},
  url = {https://pubmed.ncbi.nlm.nih.gov/12660720/},
  note = {Source identifier: 12660720}
}