De Silva, A. P., Moreno-Betancur, M., De Livera, A. M., Lee, K. J., & Simpson, J. A. (2019). Multiple imputation methods for handling missing values in a longitudinal categorical variable with restrictions on transitions over time: A simulation study. BMC Med Res Methodol.

De Silva, Anurika Priyanjali, Margarita Moreno-Betancur, Alysha Madhu De Livera, Katherine Jane Lee, ja Julie Anne Simpson. "Multiple Imputation Methods for Handling Missing Values in a Longitudinal Categorical Variable With Restrictions On Transitions Over Time: A Simulation Study." BMC Med Res Methodol 2019.

De Silva, Anurika Priyanjali, et al. "Multiple Imputation Methods for Handling Missing Values in a Longitudinal Categorical Variable With Restrictions On Transitions Over Time: A Simulation Study." BMC Med Res Methodol 2019.