[1] Obafemi Awolowo University,Faculty of Dentistry
[2] Alexandria University,Faculty of Dentistry
[3] Jordan University of Science and Technology,Department of Preventive Dentistry
[4] University of Manitoba,Department of Preventive Dental Science, College of Dentistry, and Departments of Paediatrics and Child Health and Community Health Sciences, Max Rady College of Medicine, Rady Faculty of Health Sciences
[5] Universidad Peruana Cayetano Heredia,Facultad de Estomatología
[6] University of Bergen,Department of Clinical Dentistry
[7] Imam Abdulrahman bin Faisal University,Department of Preventive Dental Sciences, College of Dentistry
[8] Universitas Gadjah Mada Yogyakarta,Department of Preventive and Community Dentistry, Faculty of Dentistry
[9] University of Nairobi,Department of Paediatric Dentistry and Orthodontics
[10] University of Belgrade,Department of Pediatric and Preventive Dentistry, School of Dental Medicine
[11] Universidade Luterana do Brasil,Department of Pediatric Dentistry