AF.cc                   Attributable fraction for mached and
                        non-matched case-control sampling designs.
AF.ch                   Attributable fraction function for cohort
                        sampling designs with time-to-event outcomes.
AF.cs                   Attributable fraction for cross-sectional
                        sampling designs.
clslowbwt               Birthweight data clustered on the mother.
plot.AF                 Plot function for objects of class "'AF'" from
                        the function 'AF.ch'.
rott2                   Cohort study on breast cancer patients from the
                        Netherlands.
singapore               Case-control study on oesophageal cancer in
                        Chinese Singapore men.
summary.AF              Summary function for objects of class "'AF'".
