TY - GEN AU - Altman,D G AU - Bland,J M TI - Time to event (survival) data SN - 0959-8138 PY - 1998///0925 KW - Survival Analysis KW - Survival Rate N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1136/bmj.317.7156.468 ER -