1. Radboud University Medical Center, Radboud Institute of Health Sciences (RIHS), Department of Dentistry - Quality and Safety of Oral Healthcare, Nijmegen, the Netherlands
2. Department for Health Evidence, Radboud Institute for Health Sciences, Radboud University Medical Center, Nijmegen, The Netherlands
3. Center for Integrative Global Oral Health, School of Dental Medicine, University of Pennsylvania, Philadelphia, PA, USA
4. Department of Community Dentistry, School of Dentistry, University of Sao Paulo, Sao Paulo, Brazil
5. McMaster Health Forum, Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, Ontario, Canada