@misc{indiciae2276e720f0f7,
  title = {Discs degenerate before facets.},
  author = {D Butler and J H Trafimow and G B Andersson and T W McNeill and M S Huckman},
  year = {1990},
  doi = {10.1097/00007632-199002000-00012},
  url = {https://pubmed.ncbi.nlm.nih.gov/2326704/},
  note = {Source identifier: 2326704}
}