1. Achievements in public health, 1900-1999: healthier mothers and babies;Centers for Disease Control;MMWR Morb Mortal Wkly Rep,1999
2. Changing patterns of low birth weight and preterm birth in the United States, 1981-98;Branum;Paediatr Perinat Epidemiol,2002
3. State-specific maternal mortality among black and white women: United States, 1987-1996;Centers for Disease Control;MMWR Morb Mortal Wkly Rep,1999
4. Pregnancy-related deaths among Hispanic, Asian/Pacific Islander, and American Indian/Alaska Native Women: United States, 1991-1997;Centers for Disease Control;MMWR Morb Mortal Wkly Rep,2001
5. Contribution of late fetal deaths to US perinatal mortality rates, 1995-1998;Barfield;Semin Perinatol,2002