blcaIT: Bladder cancer mortality in Italian males
Description
Number of deaths from bladder cancer and person-years in the Italian
male population 1955--1979, in ages 25--79.format
A data frame with 55 observations on the following 4 variables:
rl{
age: Age at death. Left endpoint of age class
period: Period of death. Left endpoint of period
D: Number of deaths
Y: Number of person-years.
}