@misc{indiciae783705e29901,
  title = {Internal market rules OK.},
  author = {J Le Grand},
  year = {1994},
  doi = {10.1136/bmj.309.6969.1596},
  url = {https://pubmed.ncbi.nlm.nih.gov/7819926/},
  note = {Source identifier: 7819926}
}