[Etiology and prevention of periodontal diseases].
D003773:Dental Plaque / Q000150:complications; D005883:Gingival Crevicular Fluid; D006801:Humans; D009910:Oral Hygiene; D010510:Periodontal Diseases / Q000209:etiology / Q000517:prevention & control*
Eziologia e prevenzione della malattia parodontale.