@article{A.2009,
author = {A., Van den Hout and Jagger, C. and Matthews, F.E.},
title= {Estimating life expectancy in health and ill health using a hidden Markov model},
year = {2009},
doi = {10.1111/j.1467-9876.2008.00659.x},
journal = {Journal of the Royal Statistical Society: Series C (Applied Statistics)},
volume = {58},
pages = {449--465},
}