TY - RPRT A1 - Ventura, S.J. A1 - Curtin, S. A1 - Mathews, T.J. T1 - Teenage Births in the United States: National and State Trends, 1990-1996 Y1 - 1998 PB - National Vital Statistics System, National Center for Health Statistics CY - Hyattsville, MD ER -