@article{Wang2013,
author = {Wang, H. and Schumacher, A.E. and Levitz, C.E. and Mokdad, A.H. and Murray, C.J.},
title= {Left behind: Widening disparities for males and females in US county life expectancy, 1985–2010},
year = {2013},
doi = {10.1186/1478-7954-11-8},
volume = {11},
number = {8},
}