CensRate.OneArm         Calculate the censoring rate for a one-arm
                        design
CensTime.TwoArm         Calculate the censoring rate for a two-arm
                        clinical trial
NumEventsSub.OneArm     Calculate the expected number of events or
                        number of subjects enrolled in a one-arm
                        clinical trial
NumEventsSub.TwoArm     Calculate the expected number of events or
                        number of subjects enrolled in a two-arm
                        clinical trial
ObsTime.OneArm          Calculate the observation time for a one-arm
                        clinical trial
ObsTime.TwoArm          Calculate the observation time for a two-arm
                        clinical trial
SimData.OneArm          Simulating survival dataset for a one-arm
                        design
SimData.TwoArm          Simulating survival dataset for a two-arm
                        design
TrialPred.OneArm        Function for predicting one-arm clinical trial
TrialPred.TwoArm        Function for predicting two-arm clinical trial
