@article{Yen1999,
author = {Yen, I.H. and Syme, S.L.},
title= {The social environment and health: A discussion of the epidemiologic literature},
year = {1999},
doi = {10.1146/annurev.publhealth.20.1.287},
journal = {Annual Review of Public Health},
volume = {20},
pages = {287--308},
}