@article{Shi2005,
author = {Shi, L. and Macinko, J. and Starfield, B. and Politzer, R. and Xu, J.},
title= {Primary care, race, and mortality in US states},
year = {2005},
doi = {10.1016/j.socscimed.2004.11.056},
volume = {61},
number = {1},
pages = {65--75},
}