Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) VAN ZAANE B,Resolving the blind spot of transoesophageal echocardiography : a new diagnostic device for visualizing the ascending aorta in cardiac surgery,Br J Anaesth.,,,2007,98,4,434-441,https://cir.nii.ac.jp/crid/1570291226218687872,