@article{Kunitz2007,
author = {Kunitz, S.J.},
title= {Commentary: Samuel Preston's "The changing relation between mortality and level of economic development"},
year = {2007},
doi = {10.1093/ije/dym076},
journal = {International Journal of Epidemiology},
volume = {36},
number = {3},
pages = {491--492},
}