1. Division of Vascular Surgery; Hospital das Clínicas; University of São Paulo Medical School; São Paulo Brazil
2. Department of Vascular Surgery; Hospital Israelita Albert Einstein; São Paulo SP Brazil
3. Department of Pediatrics; Hospital Israelita Albert Einstein; São Paulo SP Brazil
4. Department of Vascular and Endovascular Surgery; Hospital Israelita Albert Einstein; São Paulo Brazil
5. Department of Thoracic Surgery; Hospital das Clínicas; University of São Paulo Medical School; São Paulo Brazil