1. Department of Child and Adolescent Oral Health Universidade Federal de Minas Gerais Belo Horizonte Brazil
2. Department of Dentistry Centro Universitário Newton Paiva Belo Horizonte Brazil
3. Faculty of Medicine Internal Medicine Department Pontificia Universidad Javeriana Hospital Universitario San Ignacio Bogotá Colombia
4. Center of Dental Research Dentistry Faculty Pontificia Universidad Javeriana Bogota Colombia