Retrospective Comparative Study on Differences in Presence of Gas in the Aneurysm Sac After Evar in Early Post-operative Period Between Carbon Dioxide Flushing Technique and Saline Flushing of the Delivery-system. (December 2019) - Eleshra, A.; Saleptsis, V.; Spanos, K.; Rohlffs, F.; Tsilimparis, N.; Panuccio, G.; Makaloski, V.; Debus, E.S.; Kölbel, T.