@article{Altmets2011,
author = "Altmets, K. and Puur, A. and Uusküla, A. and Saava, A. and Sakkeus, L. and Katus, K.",
title = "Self-reported activity limitations among the population aged 20-79 in Estonia: a cross-sectional study",
year = 2011,
journal = "European Journal of Public Health",
volume = 21,
number = 1,
pages = "49-55",
keywords = "activity limitations, chronic conditions, disability, eastern europe, estonia, social variation",
doi = "10.1093/eurpub/ckp239",
url = "http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3106285/"
}