@misc{indiciae34c1d869399e,
  title = {An automated method for polyamine analysis.},
  author = {D R Morris and K L Koffron and C J Okstein},
  year = {1969},
  doi = {10.1016/0003-2697(69)90140-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/4898107/},
  note = {Source identifier: 4898107}
}