@misc{indiciae049e68ceedca,
  title = {Models for assisted conception data with embryo-specific covariates.},
  author = {Stephen A Roberts},
  year = {2007},
  doi = {10.1002/sim.2525},
  url = {https://pubmed.ncbi.nlm.nih.gov/16498593/},
  note = {Source identifier: 16498593}
}