Affiliation: | 1. Section for Periodontology, Microbiology and Community Dentistry, Department of Odontology, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark;2. Institute for Inflammation Research, Center for Rheumatology and Spine Disease, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark;3. Department of Applied Oral Sciences, Center for Periodontology, The Forsyth Institute, Cambridge, MA, USA |