@misc{indiciaedbfe17358810,
  title = {Microscopes: probing biological structure.},
  author = {R A Crowther},
  year = {1989},
  doi = {10.1038/339426a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/2471082/},
  note = {Source identifier: 2471082}
}