@article{Heron2009,
author = {Heron, M.P. and Hoyert, D.L. and Murphy, S.L. and Xu, J.Q. and Kochanek, K.D. and Tejada-Vera, B. },
title= {Deaths: Final data for 2006},
year = {2009},
journal = {National Vital Statistics Reports},
volume = {57},
number = {14},
pages = {1--136},
}