@misc{indiciaec771be412e76,
  title = {Models: instruments for evidence based policy.},
  author = {L J Gunning-Schepers},
  year = {1999},
  doi = {10.1136/jech.53.5.263},
  url = {https://pubmed.ncbi.nlm.nih.gov/10396530/},
  note = {Source identifier: 10396530}
}