@article{Dufouil2004,
author = {Dufouil, C. and Brayne, C. and Clayton, D.},
title= {Analysis of longitudinal studies with death and drop-out: A case study},
year = {2004},
doi = {10.1002/sim.1821},
journal = {Statistics in Medicine},
volume = {23},
number = {14},
pages = {2215--2226},
}