![](http://www.alamy.com/thumbs/6/557977BE-49C8-42BC-8DBD-E60924BB797C/2X7HAFJ.jpg)
Schematic medical illustration of Circle of Willis, a part of the vasculature of the brain, with annotations.
Size: 5000px × 3419px
Location: Italy
Photo credit: © rob3000 / Alamy / Afripics
License: Royalty Free
Model Released: No
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