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- [2] Powered toothbrushes are more effective than manual toothbrushes in reducing gingival bleeding or inflammationIf people have gingivitis and periodontitis, are powered toothbrushes more effective than manual toothbrushes in reducing bleeding and inflammation? [J]. Evidence-Based Dentistry, 2003, 4 (3) : 57 - 57
- [6] Low-quality evidence suggests that powered toothbrushing may promote better gingival health than manual toothbrushing in patients with fixed orthodontic appliances [J]. JOURNAL OF THE AMERICAN DENTAL ASSOCIATION, 2018, 149 (08): : E116 - E116