@misc{indiciaec378e5b4039c,
  title = {A note on fitting a marginal model to mixed effects log-linear regression data via GEE.},
  author = {U Grömping},
  year = {1996},
  url = {https://pubmed.ncbi.nlm.nih.gov/8934596/},
  note = {Source identifier: 8934596}
}