@article{Elo2009,
author = {Elo, I.T.},
title= {Social Class Differentials in Health and Mortality: Patterns and Explanations in Comparative Perspective},
year = {2009},
doi = {10.1146/annurev-soc-070308-115929},
journal = {Annual Review of Sociology},
volume = {35},
pages = {553--72},
}