Mini Review

Management of Chronic Fistula Using the Cardiac Septal Defect Occluder

Corresponding author: Guilherme Henrique Peixoto de Oliveira, Gastrointestinal Endoscopy Unit, Hospital das Clínicas, University of São Paulo School of Medicine, São Paulo, Brazil, Mob: + 55987470751; Email: guilherme.hpoliveira@hc.fm.usp.br