1. General Surgery Service at Samel Hospital, 1755, Joaquim Nabuco Av., Centro, Manaus, Amazonas, Brazil
2. Surgical Oncology/Abdominal Department at Samel Hospital, 1755, Joaquim Nabuco Av., Centro, Manaus, Amazonas, Brazil
3. General Practitioner of Faculty of Medicine of the Federal University (UFAM), 1053, Afonso Pena St, Praça 14 de Janeiro, Manaus, Amazonas, Brazil