@misc{indiciae158a0fdbdd57,
  title = {Compulsory helmets for cyclists.},
  author = {Simon Gandevia},
  year = {2004},
  doi = {10.1177/014107680409701230},
  url = {https://pubmed.ncbi.nlm.nih.gov/15574873/},
  note = {Source identifier: 15574873}
}