Synergy of Regenerative Periodontal Surgery and Orthodontics Improves Quality of Life of Patients with Stage IV Periodontitis: 24-Month Outcomes of a Multicenter RCT oleh Karin Jepsen, Christina Tietmann, Conchita Martin, Eric Kutschera, Andreas Jäger, Peter Wüllenweber, Lorena Gaveglio, Daniele Cardaropoli, Ignacio Sanz-Sánchez, Rolf Fimmers, Søren Jepsen