@misc{indiciaeae71c3808650,
  title = {Regression models for mixed discrete and continuous responses with potentially missing values.},
  author = {G M Fitzmaurice and N M Laird},
  year = {1997},
  url = {https://pubmed.ncbi.nlm.nih.gov/9147588/},
  note = {Source identifier: 9147588}
}