| SurvLong-package | Analysis of Proportional Hazards Model with Sparse Longitudinal Covariates |
| fullKernel | Full Kernel Estimation with Forward and Backward Lagged Covariates |
| halfKernel | Half Kernel Estimation with Backward Lagged Covariates |
| lastValue | Last Value Carried Forward Method |
| nearValue | Nearest Value Method |
| SurvLong | Analysis of Proportional Hazards Model with Sparse Longitudinal Covariates |
| SurvLongData | Generated Sparse Longitudinal Data |
| X | Generated Sparse Longitudinal Data |
| Z | Generated Sparse Longitudinal Data |