CT angiography of the aorta is superior to transesophageal echocardiography for determining stroke subtypes in patients with cryptogenic ischemic stroke - Chatzikonstantinou, Anastasios; Kriššák, Radko; Flüchter, Stephan; Artemis, Dimitrios; Schaefer, Amelia; Schönberg, Stefan; Hennerici, Michael G.; Fink, Christian (Karger, 2012)