1. Primary Care Odontoestomatologist, Health Services Management of Lanzarote’s Health Area, 35500 Arrecife, Spain
2. Health Promotion Service, General Directorate of Public Health of the Canary Islands Health Service, 38005 Santa Cruz de Tenerife, Spain
3. Department of Preclinical Dentistry, Faculty of Biomedical and Health Sciences, Universidad Europea de Madrid, Villaviciosa de Odón, 28670 Madrid, Spain
4. Dental Clinical Specialties Department, Faculty of Dentistry, Complutense University of Madrid, 28040 Madrid, Spain