1. Faculty of Medicine Estácio of Juazeiro do Norte (Estácio/FMJ), Juazeiro do Norte, Ceará, Brazil.
2. Faculty of Medicine of the Federal University of Ceará (UFC), Fortaleza, Ceará, Brazil.
3. Federal University of Paraiba (UFPb), João Pessoa, Paraíba, Brazil.
4. Faculty of Medicine of the Federal University of Cariri (UFCA), Barbalha, Ceará, Brazil.
5. Regional University of Cariri (URCA), Crato, Ceará, Brazil.