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Download full textNational Center for Health Statistics (DHEW/PHS), Hyattsville, MD. – 1972
Statistical data presented on periodontal disease and oral hygiene among noninstitutionalized children, aged 6-11, in the United States are based on a probability sample of approximately 7,400 children involved in a national health survey during 1963-65. The report contains estimates of the Periodontal Index (PI) and the Simplified Oral Hygiene…
Descriptors: Demography, Dental Health, Diseases, Elementary School Students
Dresslar, Fletcher B. – United States Bureau of Education, Department of the Interior, 1913
The Fifteenth International Congress on Hygiene and Demography, held in Washington City in the autumn of 1912, was a notable event in the history of sanitation and in the discussion of the conditions of the physical and mental health of the people. The exhibition held in connection with the congress was instructive in many ways, and contained much…
Descriptors: Foreign Countries, Educational History, Child Health, Public Health
