@misc{indiciae36a61085b650,
  title = {A device for separating fractions after gradient density centrifuging.},
  author = {J W PHELPSTEAD and D B ROODYN},
  year = {1957},
  doi = {10.1016/0014-4827(57)90187-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/13437998/},
  note = {Source identifier: 13437998}
}