@misc{indiciae3e2b68ee9f47,
  title = {Comment},
  author = {J Schwartz and R Levin},
  year = {2000},
  doi = {10.1136/jech.54.10.729a},
  url = {https://pubmed.ncbi.nlm.nih.gov/10990473/},
  note = {Source identifier: 10990473}
}