Corrigendum to ‘Mid-term results after endovascular stent-graft placement due to penetrating atherosclerotic ulcers of the thoracic aorta’ [Eur J Cardiothorac Surg 2008;33:1019-24]†. - Gottardi, Roman; Zimpfer, Daniel; Funovics, Martin; Schoder, Maria; Lammer, Johannes; Wolner, Ernst; Czerny, Martin; Grimm, Michael (European journal of cardio-thoracic surgery: official journal of the European Association for Cardio-thoracic Surgery, 2014)