Percutaneous patent ductus arteriosus closure: Twelve years of experience João Antunes Sarmento; Ana Correia-Costa; Edite Gonçalves; Maria João Baptista; João Carlos Silva; Jorge Moreira;

Percutaneous closure of patent ductus arteriosus: A standard procedure with new perspectives Fátima F. Pinto;

Protein-losing enteropathy managed with percutaneous enlargement of a restrictive atrial septal defect Milan Djukic; Stefan A. Djordjevic; Andrija S. Pavlovic; Igor Stefanovic; Mirko Topalovic; Ingo Dähnert;