Use the body data, modifying the related R code given in the **Examples of Chapter 12** (and other chapters). ```{r, echo=TRUE} body <- structure(list( Chest = c(34 ...

Cancer Epidemiol Biomarkers Prev (2004) 13 (7): 1099–1105. Despite considerable efforts, few modifiable risk factors for breast cancer have been identified (1). Postmenopausal women who engage in ...