2 Clinic for Diagnostic and Interventional Neuroradiology, Hospital Bremen-Mitte, St.-Jürgen Str. 1, Bremen, Germany. papanagiotou@me.com.
3 Neuroscience and Vascular Simulation Unit, Anglia Ruskin University, Essex, UK. papanagiotou@me.com.
4 Ηellenic Stroke Organization, Athens, Greece.
5 Department of Medicine, University of Thessaly, Larisa, Greece.
6 Stroke Service, Department of Neurosciences, Leeds Teaching Hospitals NHS Trust and School of Medicine, Faculty of Medicine and Health, University of Leeds, Leeds, UK.
7 Department of Neurology, Mediterraneo Hospital, Athens, Greece.
8 Department of Neuroradiology, University Medical Center, Goettingen, Germany.
9 Department of Neuroradiology, University Hospital of Cologne, Cologne, Germany.
10 Department of Neurology, University of Heidelberg, Heidelberg, Germany.
11 First Department of Neurology, National and Kapodistrian University of Athens, Athens, Greece.
12 Interventional Radiology Unit, G.N.A. "G. Gennimatas", Athens, Greece.
13 Interventional Neuroradiology Department, Iaso General Hospital, Athens, Greece.
14 Neurointerventional Department of the Clinical Laboratory of Radiology, General University Hospital of Patras, University of Patras Medical School, Patras, Greece.
15 Department of Neurology, University of Sheffield, Sheffield, UK.
16 Department of Medical Imaging, University Hospital and Department of Radiology, University of Crete Medical School, Heraklion, Greece.
17 Interventional Neuroradiology Department, Athens Medical Center, Athens, Greece.
18 Division of Brain Sciences, Department of Stroke Medicine, Imperial College, London, UK.
19 Pepin Heart Institute Florida Hospital, Tampa, FL, USA.
20 Department of Internal Medicine, University of Ioannina Medical School, Ioannina, Greece.
21 First Department of Cardiology, Ioannina University Hospital, Ioannina, Greece.
22 Department of Neurology, Hygeia Hospital, Athens, Greece.
23 Clinic for Diagnostic and Interventional Neuroradiology, Hospital Bremen-Mitte, St.-Jürgen Str. 1, Bremen, Germany.
24 1st Propaedeutic Internal Medicine Department, AHEPA Hospital, Medical School, Aristotle University of Thessaloniki, Thessaloniki, Greece.
25 Interventional Neuroradiology Department, Mediterraneo Hospital, Athens, Greece.
26 Aretaieion Hospital, Medical School, National and Kapodistrian University of Athens, Athens, Greece.