@misc{indiciae13fe5b8f3dd7,
  title = {Modified ceiling-mounted zoom operating microscope.},
  author = {S Sugita and K Sugita},
  year = {1971},
  doi = {10.1016/0002-9394(71)91700-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/5119710/},
  note = {Source identifier: 5119710}
}