The Journal of Periodontology · 1963 · 143 citations · 9 references
DentistryDental HygieneDental Public HealthCavity PreparationOral HygieneOral Hygiene PracticesTooth LossDental Cleanliness MonitoringOral Cavity CleaningOral Hygiene Monitoring
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Indices for Prevalence and Incidence of Periodontal Disease
Sigurd P. Ramfjord · The Journal of Periodontology · 1959 · 1.1K citations · Full text
An effective method of personal oral hygiene.