stats, utils, graphics, splines, R (>= 2.13.0)
c(person(c("Terry", "M"), "Therneau",
                    email="therneau.terry@mayo.edu",
	            role=c("aut", "cre")),
             person("Thomas", "Lumley", role=c("ctb", "trl"),
	       comment="original S->R port and maintainer until 2009"))
survival analysis: descriptive statistics, two-sample
  tests, parametric accelerated failure models, Cox model. Delayed entry
  (truncation) allowed for all models; interval censoring for parametric
  models. Case-cohort designs.
Terry M Therneau [aut, cre],
  Thomas Lumley [ctb, trl] (original S->R port and maintainer until 2009)