Get all covariates (fixed / time-varying / event covariates).
getCovariates(object)# S4 method for covariates
getCovariates(object)
# S4 method for arm
getCovariates(object)
# S4 method for arms
getCovariates(object)
# S4 method for dataset
getCovariates(object)
all covariates from object
any object