Brasilian Society of Coloproctology

Brasilian College of Surgeons

Brasilian College of Disgestive Surgery

Brasilian Medical Association

Brasilian Society of Digestive Endoscopy

Brasilian Society of Cancerology and Clinical Oncology

Brasilian Federation of Gastroenterology

Brasilian National Cancer Institute

ABCD Brasilian Association of Ulcerative Colitis and Crohn´s Disease