@misc{indiciae50bc5d2df335,
  title = {A new operating microscope with increased illumination efficiency and a stereoscopic assistant viewer..},
  author = {G A Peyman and D R Sanders and J Koziol and W Fried},
  year = {1977},
  url = {https://pubmed.ncbi.nlm.nih.gov/600489/},
  note = {Source identifier: 600489}
}