@misc{indiciaec66c60691a0a,
  title = {Improved ion-exchange resins.},
  author = {J R Benson},
  year = {1977},
  doi = {10.1016/0076-6879(77)47004-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/927176/},
  note = {Source identifier: 927176}
}