1. PHS publication no. 1000, series 11, no. 7;U.S. Public Health Service, National Center for Health Statistics,1965
2. DHEW publication no. (HRA) 75-1626, series 11, no. 144;U.S. Public Health Service, National Center for Health Statistics,1974
3. The new elderly: what can the dental profession expect?;Ettinger;Spec Care Dent,1982
4. Prevalence of dental caries in Indiana school children: results of 1982 survey;Stookey;Pediatr Dent,1985