1. Variations in the circle of Willis in the New Zealand white rabbit;Caldwell;Journal of Vascular and Interventional Radiology,2011
2. Ischaemic stroke in dogs and humans: A comparative review;Garosi;Journal of Small Animal Practice,2005
3. Anatomical variations of the circulus arteriosus in cadaveric human brains;Gunnal;Neurology Research International,2014
4. The ovine cerebral venous system: Comparative anatomy, visualization, and implications for translational research;Hoffmann;Public Library of Science One,2014
5. A comprehensive study of the anatomical variations of the circle of willis in adult human brains;Iqbal;Journal of Clinical and Diagnostic Research,2013