@misc{indiciaed429f71a97eb,
  title = {Getting to GRIP with a problem.},
  author = {C Grainger and E Harries},
  year = {1996},
  doi = {10.1136/jech.50.1.108-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/8762368/},
  note = {Source identifier: 8762368}
}