A Vertebral Artery Halo Sign Indicates Giant Cell Arteritis Affecting the Posterior Circulation of the Brain
Lancet 397:e6, Lambrechts, R.A.,et al, 2021
Cerebellar Infarction, Clinical and Anatomic Observations in 66 Cases
Stroke 24:76-83, Kase,C.S.,et al, 1993