@misc{indiciaeb889b5479b8f,
  title = {Protein polymorphism.},
  author = {J M Smith},
  year = {1972},
  doi = {10.1038/newbio237031a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4503686/},
  note = {Source identifier: 4503686}
}