@misc{indiciaee073f128ceb8,
  title = {Fraction collector using ultrasonic technique.},
  author = {J Berger},
  year = {1974},
  doi = {10.1109/tbme.1974.324389},
  url = {https://pubmed.ncbi.nlm.nih.gov/4852081/},
  note = {Source identifier: 4852081}
}