TY - BOOK ED - National Institutes of Health (U.S.) TI - Everybody's doing it, flossing and brushing, better ask your dentist how PY - 1972///] CY - [Washington, D.C. KW - Teeth KW - Care and hygiene KW - Dental floss N1 - Document for sale by the Superintendent of Documents, paper, 15c; (Division of Dental Health.); CRDP Program Historic Shelflist record ER -