@misc{indiciae17bea51c5276,
  title = {Ernst Abbe (1840-1905).},
  author = {M A Shampo and R A Kyle},
  year = {1977},
  doi = {10.1001/jama.237.20.2198},
  url = {https://pubmed.ncbi.nlm.nih.gov/323521/},
  note = {Source identifier: 323521}
}