title: The effect of a prescribed method of toothbrushing on the fluctuation of marginal gingivitis.
mesh_terms: D000293:Adolescent; D000328:Adult; D002986:Clinical Trials as Topic; D005260:Female; D005891:Gingivitis / Q000628:therapy*; D006801:Humans; D008598:Menstruation; D008722:Methods; D014099:Toothbrushing