Related work:

  Yang, C.-H., Shi, X., and Mukherjee, B. (2026). Joint Modeling of
  Longitudinal EHR Data with Shared Random Effects for Informative
  Visiting and Observation Processes. arXiv:2602.15374.

A BibTeX entry for LaTeX users is

  @Misc{,
    title = {Joint Modeling of Longitudinal EHR Data with Shared Random Effects for Informative Visiting and Observation Processes},
    author = {Cheng-Han Yang and Xu Shi and Bhramar Mukherjee},
    year = {2026},
    note = {arXiv:2602.15374},
    doi = {10.48550/arXiv.2602.15374},
    url = {https://arxiv.org/abs/2602.15374},
  }