@misc{indiciae1fc32a9da3e0,
  title = {Variations on a theme.},
  author = {P Newmark},
  year = {1979},
  doi = {10.1038/277431b0},
  url = {https://pubmed.ncbi.nlm.nih.gov/763327/},
  note = {Source identifier: 763327}
}