1. Projections of the Population of the United States by Age and Sex (Interim Revisions): 1970 to 1985;U. S. Department of Commerce;Population Estimates and Projections, Series P-25,1970
2. Total Loss of Teeth in Adults;National Center for Health Statistics,1967
3. Total Loss of Teeth in Adults;National Center for Health Statistics,1967
4. Decayed, Missing, and Filled Teeth in Adults;National Center for Health Statistics,1967
5. Decayed, Missing, and Filled Teeth in Adults;National Center for Health Statistics,1967