1. University Hospital Teresopolis HCTCO-FESO, Rio de Janeiro, Brazil,
2. University Hospital Teresopolis HCTCO-FESO, Rio de Janeiro, Brazil
3. Department of Surgery, University Pernambuco-UPE, Recife, Brazil
4. Department of Veterinary Surgery, University Estadual Norte Fluminense-UENF, Campos de Goytacazes, Rio de Janeiro, Brazil