1 Department of Orthodontics and Pediatric Dentistry, University of Maryland, School of Dentistry, Baltimore, Maryland, USA.
2 Faculty of Dentistry, Oral & Craniofacial Sciences, King's College London, London, UK.
3 Faculdade de Odontologia de Bauru, Universidade de Sao Paulo, Sao Paulo, Brazil.
4 Department of Pediatric Dentistry, Loma Linda University School of Dentistry, Loma Linda, California, USA.
5 Department of Odontology, University of Copenhagen, Copenhagen, Denmark.
6 Department of Cariology, Restorative Sciences & Endodontics, University of Michigan, Ann Arbor, Michigan, USA.
7 School of Dentistry, Cardiff Dental School, Cardiff University, Cardiff, UK.
8 Department of Orthodontics, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
9 Department of Dentistry-Quality and Safety of Oral Health, Radboud University Medical Center, Radboud Institute for Health Sciences, Nijmegen, The Netherlands.
10 University of Hong Kong, Hong Kong, China.
11 Department of Paediatric Dentistry, University of the Western Cape, Mitchells Plain, South Africa.
12 Department of Oral Diagnostics, Digital Health and Health Services Research Charité-Universitätsmedizin Berlin, Universitatsmedizin, Berlin, Germany.
13 Department of Paediatric Dentistry, Faculty of Dental Medicine, Medical University, Sofia, Bulgaria.
14 Department of Odontology, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
15 Private Practice, Corridor Kids Pediatric Dentistry, North Liberty, North Liberty, Iowa, USA.