@misc{indiciaed83ed777ffd8,
  title = {Polyquarternary amines prevent peptide loss from sequenators.},
  author = {G E Tarr and J F Beecher and M Bell and D J McKean},
  year = {1978},
  doi = {10.1016/0003-2697(78)90086-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/626405/},
  note = {Source identifier: 626405}
}