circle of Willis

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Related to Circulus arteriosus cerebri: circle of Willis

circle of Willis

[′sər·kəl əv ′wil·əs]
(anatomy)
A ring of arteries at the base of the cerebrum.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
Federico et al., "Magnetic resonance angiographic evaluation of circulus arteriosus cerebri (circle of Willis): a morphologic study in 100 human healthy subjects," Italian Journal of Anatomy and Embryology, vol.
The cerebral arterial circle (Circulus Arteriosus Cerebri): an anatomical study in fetus and infant samples.