@book{Eberhardt2001,
author = {Eberhardt, M.S. and Ingram, D.D. and Makuc, D.M. et al.},
title= {Urban and Rural Health Chartbook. Health, United States, 2001},
year = {2001},
URL = {http://www.cdc.gov/nchs/data/hus/hus01.pdf},
address = {Hyattsville, Maryland},
publisher = {National Center for Health Statistics},
}