Bivariate survival models with discretely distributed frailty based on the major gene concept and applied to the data on related individuals such as twins and sibs can be used to ... Example (two ...

Our bivariate GWA analysis of LS and FN BMD values, conducted in a sample of unrelated males with low BMD (LS Z-scores ≤−2) and high BMD (LS and FN Z-scores >0.5), consistently demonstrated ...