@misc{indiciaed104dc61d2c5,
  title = {Meta-analysis.},
  author = {G D Murray},
  year = {1990},
  doi = {10.1002/bjs.1800770303},
  url = {https://pubmed.ncbi.nlm.nih.gov/2182175/},
  note = {Source identifier: 2182175}
}