| AIDS | AIDS blood transfusion data | 
| cdfDT | Distribution function estimation under double truncation | 
| coxDT | Fit Cox Proportional Hazards Regression Model Under Independent Double Truncation | 
| coxDTdep | Fit Cox Proportional Hazards Regression Model Under Dependent Double Truncation | 
| indeptestDT | Testing quasi-independence between survival and truncation times |