Affiliation: | 1. Section of Periodontology, Department of Dentistry and Oral Health, Aarhus University, Aarhus, Denmark;2. School of Dentistry and Oral Health, Griffith University, Gold Coast Campus, Southport, QLD, Australia;3. Graduate Program in Dentistry, Federal University of Pelotas, Pelotas, Brazil;4. Graduate Program in Epidemiology, Federal University of Pelotas, Pelotas, Brazil |