1. Bilateral arch origin of the vertebral arteries;Albayram;Am J Neuroradiol,2002
2. Aortic arch variation: a unique case with anomalous origin of both vertebral arteries as additional branches of the aortic arch distal to left subclavian artery;Goray;Am J Neuroradiol,2005
3. Multidetector-row CT angiographic findings in the bilateral aortic arch origin of the vertebral arteries;Karcaaltincaba;Am J Neuroradiol,2003
4. High incidence of arterial dissection associated with left vertebral artery of aortic origin;Komiyama;Neurol Med Chir (Tokyo),2001
5. Anomalous origin of the right vertebral artery: review of the literature and case report of right vertebral artery origin distal to the left subclavian artery;Lemke;Am J Neuroradiol,1999