1. Professor Doctor of the Department of Restorative Dentistry of Dental School, Coordinator of the Extension Project “Dental Care for disabled”, Federal University of Minas Gerais State, Brazil. Avenida Presidente Antônio Carlos, 6627, Campus Pampulha, CEP 31270-010, Belo Horizonte, Minas Gerais, Brazil
2. Professor Doctor of the Department of Social and Preventive Dentistry, Dental School, Federal University of Minas Gerais State, Brazil. Avenida Presidente Antônio Carlos, 6627, Campus Pampulha, CEP 31270-010, Belo Horizonte, Minas Gerais, Brazil
3. Undergraduate Student, Dental School, Federal University of Minas Gerais State, Brazil. Avenida Presidente Antônio Carlos, 6627, Campus Pampulha, CEP 31270-010, Belo Horizonte, Minas Gerais, Brazil
4. Professor Doctor of the Department of Restorative Dentistry of Dental School, Federal University of Minas Gerais State, Brazil. Avenida Presidente Antônio Carlos, 6627, Campus Pampulha, CEP 31270-010, Belo Horizonte, Minas Gerais, Brazil