@misc{indiciaedcc3a4aee16e,
  title = {Studies on a missing reaction in the visual cycle.},
  author = {S Amer and M Akhtar},
  year = {1972},
  doi = {10.1038/newbio237266a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4504459/},
  note = {Source identifier: 4504459}
}