@article{JMLR:v19:16-656,
  author  = {Ahmed M. Alaa and Mihaela van der Schaar},
  title   = {A Hidden Absorbing Semi-Markov Model for Informatively Censored Temporal Data: Learning and Inference},
  journal = {Journal of Machine Learning Research},
  year    = {2018},
  volume  = {19},
  number  = {4},
  pages   = {1--62},
  url     = {http://jmlr.org/papers/v19/16-656.html}
}