@article{kochanek2011-25073815,
  author  = {Kochanek, K. D. and Xu, J. and Murphy, S. L. and Miniño, A. M. and Kung, H. C.},
  title   = {{Deaths: preliminary data for 2009}},
  journal = {National vital statistics reports : from the Centers for Disease Control and Prevention, National Center for Health Statistics, National Vital Statistics System},
  year    = {2011},
  pmid    = {25073815}
}