@article{doi:,
title = {STate-specific prevalence of no leisure-time physical activity among adults with and without doctor-diagnosed arthritis—united states, 2009},
journal = {JAMA},
volume = {307},
number = {5},
pages = {447-449},
year = {2012},
doi = {},
URL = { + http://dx.doi.org/},
eprint = {/data/Journals/JAMA/22488/jwr0201_447_449.pdf}
}