bw21                    Conditional survival for T2 given categories of
                        T1
bw21x                   Conditional survival for T2 given categories of
                        T1 adjusted for x
bwsurvival-package      Nonparametric conditional survival function for
                        successive survival times
plot21                  Plot function for bw21 object.
plot21x                 Plot function for bw21x
plot_bwsurvival         Plot for bwsurvival object. This function can
                        be used with 'bw21' or 'bw21x' object.
summary_bwsurvival      Conditional survival for times of interest of
                        T2 given categories of T1
times                   Successive times to discontinuation of first
                        and second treatment
