title: [Development of research on periodontosis in the Soviet Union].
mesh_terms: D010510:Periodontal Diseases / Q000209:etiology / Q000517:prevention & control / Q000628:therapy*; D012106:Research; D014586:USSR
vernacular_title: Apopseis epi tes exelixeos tes spoudes tes parodontiaseos ste Sobietike Enose