[Epidemiological research on the seasonal manifestations of periodontal diseases].
D005891:Gingivitis / Q000453:epidemiology; D006801:Humans; D010297:Paris; D010510:Periodontal Diseases / Q000453:epidemiology*; D010512:Periodontal Index; D010518:Periodontitis / Q000453:epidemiology; D012621:Seasons
Recherches épidémiologiques sur les manifestations saisonniéres des parodontopathies.