@misc{indiciae3c7bd7778077,
  title = {A method for imputing missing data in longitudinal studies.},
  author = {Ada O Youk and Roslyn A Stone and Gary M Marsh},
  year = {2004},
  doi = {10.1016/j.annepidem.2003.09.010},
  url = {https://pubmed.ncbi.nlm.nih.gov/15177275/},
  note = {Source identifier: 15177275}
}