Figure 1From: A parsimonious explanation for intersecting perinatal mortality curves: understanding the effects of race and of maternal smokingGestational age and birth weight distributions and birth weight-specific neonatal mortality rates among whites and blacks. Legend text: Gestational age (1a) and birth weight (1b) distributions and birth weight-specific neonatal mortality rates (1c) among white and black births, United States, 1997.Back to article page