title: Supportive periodontal care for patients with chronic periodontitis may produce better clinical outcomes when delivered by a specialist instead of a general practitioner, but at a higher cost.
authors.affiliation: Division of Oral Health and Society, Faculty of Dentistry, McGill University, 3550 University Street, Montreal, QC, Canada H3A 2B2. khady.ka@iaf.inrs.ca
authors.forename: Khady
authors.initials: K
authors.lastname: Ka
authors.forename: Marie-Claude
authors.initials: MC
authors.lastname: Rousseau
authors.forename: Belinda
authors.initials: B
authors.lastname: Nicolau