install.packages('survMisc')ggplot for a survfit objectcoxph or survfit modelSurv, survfit and coxph objectsggplot for an rpart objectcoxph modelscoxph modelcoxph modelscoxph modelsgam
or Cox Proportional Hazards coxph Modelcoxph or survfit modelmulti.coxph objectSurv objecttime and status to a
right-censored survival object, ordered by time