@article{Kulmala2014,
author = {Kulmala, J. and Nykänen, I. and Hartikainen, S.},
title= {Frailty as a predictor of all-cause mortality in older men and women},
year = {2014},
doi = {10.1111/ggi.12190},
volume = {14},
number = {4},
pages = {899--905},
}