Читать книгу How to Live: Rules for Healthful Living Based on Modern Science - Irving Fisher - Страница 12
Mouth Hygiene
ОглавлениеW. G. EBERSOLE, M.D., D.D.S., Secretary-Treasurer, The National Mouth Hygiene Association.
ALFRED C. FONES, D.D.S., Chairman Dental Committee, Bridgeport Board of Health.