title: [Follow-up questionnaire of a Bern test population on periodontal prophylaxis].
mesh_terms: D003812:Dentist-Patient Relations; D005260:Female; D005500:Follow-Up Studies; D006267:Health Education, Dental; D006801:Humans; D008297:Male; D010510:Periodontal Diseases / Q000517:prevention & control*; D011795:Surveys and Questionnaires; D013557:Switzerland; D014505:Urban Population
vernacular_title: Zweitbefragung einer Berner Testbevölkerung über Parodontalprophylaxe.