1. Maternal, fetal, and neonatal morbidity and mortality;Adair;Am J Obstet Gynecol,1935
2. Advance report of final mortality statistics, 1984,1986
3. Advance report of final mortality statistics, 1980,1983
4. Advance report of final mortality statistics, 1981,1984
5. Advance report of final mortality statistics, 1982,1984