Periodontal disease and oral hygiene among children, United States / James E. Kelly and Marcus J. Sanchez.
Publication Info.
Rockville, Md. : U.S. Department of Health, Education, and Welfare, Public Health Service, Health Services and Mental Health Administration, National Center for Health Statistics, 1972.
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Copies
Description
1 online resource (iv, 28 pages) : illustrations.
text txt rdacontent
computer c rdamedia
online resource cr rdacarrier
Series
Vital and health statistics. Series 11, Data from the National Health Survey ; number 117