Journal of Periodontology · 1973 · 63 citations · 9 references
DentistryOral PathologyPeriodonticsPeriodontal MedicineGingival DiseaseGingival InflammationInflammatory Oral LesionsOral Ulcerative DisordersPeriodontal DiseasePeriodontal InflammationGingivitis DiagnosisNecrotizing Gingival DiseasePeriodontal Necrosis
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