Survival Analysis in R
Heidi Seibold
Statistician at LMU Munich

survreg(Surv(time, cens) ~ horTh,
data = GBSG2)
survreg(Surv(time, cens) ~ horTh,
data = GBSG2,
dist = "exponential")
survreg(Surv(time, cens) ~ horTh,
data = GBSG2,
dist = "lognormal")
More info:
?survreg

Survival Analysis in R