Births: Preliminary Data for 2015.
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[1] J. Martin,et al. Measuring Gestational Age in Vital Statistics Data: Transitioning to the Obstetric Estimate. , 2015, National vital statistics reports : from the Centers for Disease Control and Prevention, National Center for Health Statistics, National Vital Statistics System.
[2] J. Martin,et al. Births: Preliminary Data for 2014. , 2014, National vital statistics reports : from the Centers for Disease Control and Prevention, National Center for Health Statistics, National Vital Statistics System.
[3] S. Curtin,et al. Births: Final Data for 2014. , 2015, National vital statistics reports : from the Centers for Disease Control and Prevention, National Center for Health Statistics, National Vital Statistics System.
[4] E. Sondik. Atlas of United States Mortality , 1990 .