@misc{indiciaee967e9ed52fb,
  title = {NEW FOCUSABLE STAND MAGNIFIERS.},
  author = {L L SLOAN},
  year = {1964},
  doi = {10.1016/0002-9394(64)91376-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/14218393/},
  note = {Source identifier: 14218393}
}