@article{doi:10.1001/archinternmed.2011.1311,
author = {Peterson JC and Charlson ME and Hoffman Z and et al},
title = {A randomized controlled trial of positive-affect induction to promote physical activity after percutaneous coronary intervention},
journal = {Archives of Internal Medicine},
volume = {172},
number = {4},
pages = {329-336},
year = {2012},
doi = {10.1001/archinternmed.2011.1311},
URL = { + http://dx.doi.org/10.1001/archinternmed.2011.1311},
eprint = {/data/Journals/INTEMED/22609/ioi110014_329_336.pdf}
}