%0 Journal Article %T Magnetic resonance angiography determined variations in the circle of Willis: Analysis of a large series from a single center %A Babu Philip %A Reddy Ravikanth %J Archive of "Tzu-Chi Medical Journal". %D 2019 %R 10.4103/tcmj.tcmj_167_17 %K Anatomical variants %K Cerebrovascular disease %K Circle of Willis %K Magnetic resonance angiography %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6334567/