@misc{indiciae4543a5aaa13d,
  title = {Modelling clustered survival data from multicentre clinical trials.},
  author = {David V Glidden and Eric Vittinghoff},
  year = {2004},
  doi = {10.1002/sim.1599},
  url = {https://pubmed.ncbi.nlm.nih.gov/14748034/},
  note = {Source identifier: 14748034}
}