HomeHealth Specialties Tooth brushing and dental floss help in community prevention of periodontal disease publisher :NIL NAM -April 11, 2017 Tooth brushing and dental floss help in community prevention of periodontal disease: a. True. *** b. False. Labels Health Specialties Facebook Twitter Share:Tooth brushing and dental floss help in community prevention of periodontal disease Facebook Twitter WhatsApp Pinterest LinkedIn Reddit Tumblr Telegram Email