@article{Moe2011,
author = {Moe, J. and Hagen, T.},
title= {Trends and variation in mild disability and functional limitations among older adults in Norway, 1986–2008},
year = {2011},
doi = {10.1007/s10433-011-0179-3},
volume = {8},
number = {1},
pages = {49--61},
}