@misc{indiciae5a2f393b4849,
  title = {A need for clarification.},
  author = {Andrew Butler and Steven Wolf},
  year = {2006},
  doi = {10.1016/j.apmr.2006.10.011},
  url = {https://pubmed.ncbi.nlm.nih.gov/17141657/},
  note = {Source identifier: 17141657}
}